Home / 10,448,235.10-15,672,352.65-9,692,407.90

Finding the Fourth Proportional to 10,448,235.10, 15,672,352.65 and 9,692,407.90

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Solution

The fourth proportional to 10,448,235.10, 15,672,352.65 and 9,692,407.90 is: 14,538,611.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,448,235.10 : 15,672,352.65 = 9,692,407.90 : x
  2. Step 2: Convert to fraction form
    10,448,235.10/15,672,352.65 = 9,692,407.90/x
  3. Step 3: Cross multiply
    10,448,235.10x = 15,672,352.65 × 9,692,407.90
  4. Step 4: Simplify right side
    10,448,235.10x = 151,902,834,636,445.94
  5. Step 5: Solve for x
    x = 151,902,834,636,445.94/10,448,235.10
  6. Step 6: Final answer
    x = 14,538,611.85

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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.