Home / 10,584,009.60-15,876,014.40-8,195,222.40

Finding the Fourth Proportional to 10,584,009.60, 15,876,014.40 and 8,195,222.40

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Solution

The fourth proportional to 10,584,009.60, 15,876,014.40 and 8,195,222.40 is: 12,292,833.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,584,009.60 : 15,876,014.40 = 8,195,222.40 : x
  2. Step 2: Convert to fraction form
    10,584,009.60/15,876,014.40 = 8,195,222.40/x
  3. Step 3: Cross multiply
    10,584,009.60x = 15,876,014.40 × 8,195,222.40
  4. Step 4: Simplify right side
    10,584,009.60x = 130,107,468,833,602.56
  5. Step 5: Solve for x
    x = 130,107,468,833,602.56/10,584,009.60
  6. Step 6: Final answer
    x = 12,292,833.60

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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.