Home / 10,830,067.60-16,245,101.40-10,515,139.60

Finding the Fourth Proportional to 10,830,067.60, 16,245,101.40 and 10,515,139.60

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Solution

The fourth proportional to 10,830,067.60, 16,245,101.40 and 10,515,139.60 is: 15,772,709.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,830,067.60 : 16,245,101.40 = 10,515,139.60 : x
  2. Step 2: Convert to fraction form
    10,830,067.60/16,245,101.40 = 10,515,139.60/x
  3. Step 3: Cross multiply
    10,830,067.60x = 16,245,101.40 × 10,515,139.60
  4. Step 4: Simplify right side
    10,830,067.60x = 170,819,509,037,155.44
  5. Step 5: Solve for x
    x = 170,819,509,037,155.44/10,830,067.60
  6. Step 6: Final answer
    x = 15,772,709.40

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.