Home / 10,116,672.60-15,175,008.90-9,053,790.60

Finding the Fourth Proportional to 10,116,672.60, 15,175,008.90 and 9,053,790.60

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Solution

The fourth proportional to 10,116,672.60, 15,175,008.90 and 9,053,790.60 is: 13,580,685.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,116,672.60 : 15,175,008.90 = 9,053,790.60 : x
  2. Step 2: Convert to fraction form
    10,116,672.60/15,175,008.90 = 9,053,790.60/x
  3. Step 3: Cross multiply
    10,116,672.60x = 15,175,008.90 × 9,053,790.60
  4. Step 4: Simplify right side
    10,116,672.60x = 137,391,352,933,736.34
  5. Step 5: Solve for x
    x = 137,391,352,933,736.34/10,116,672.60
  6. Step 6: Final answer
    x = 13,580,685.90

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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.