Home / 10,952,139.70-16,428,209.55-9,907,045.30

Finding the Fourth Proportional to 10,952,139.70, 16,428,209.55 and 9,907,045.30

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Solution

The fourth proportional to 10,952,139.70, 16,428,209.55 and 9,907,045.30 is: 14,860,567.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,952,139.70 : 16,428,209.55 = 9,907,045.30 : x
  2. Step 2: Convert to fraction form
    10,952,139.70/16,428,209.55 = 9,907,045.30/x
  3. Step 3: Cross multiply
    10,952,139.70x = 16,428,209.55 × 9,907,045.30
  4. Step 4: Simplify right side
    10,952,139.70x = 162,755,016,209,742.62
  5. Step 5: Solve for x
    x = 162,755,016,209,742.62/10,952,139.70
  6. Step 6: Final answer
    x = 14,860,567.95

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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.