Home / 10,888,336.60-16,332,504.90-7,487,114.20

Finding the Fourth Proportional to 10,888,336.60, 16,332,504.90 and 7,487,114.20

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Solution

The fourth proportional to 10,888,336.60, 16,332,504.90 and 7,487,114.20 is: 11,230,671.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,888,336.60 : 16,332,504.90 = 7,487,114.20 : x
  2. Step 2: Convert to fraction form
    10,888,336.60/16,332,504.90 = 7,487,114.20/x
  3. Step 3: Cross multiply
    10,888,336.60x = 16,332,504.90 × 7,487,114.20
  4. Step 4: Simplify right side
    10,888,336.60x = 122,283,329,358,359.58
  5. Step 5: Solve for x
    x = 122,283,329,358,359.58/10,888,336.60
  6. Step 6: Final answer
    x = 11,230,671.30

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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.