Home / 15,998,867.10-23,998,300.65-12,810,221.10

Finding the Fourth Proportional to 15,998,867.10, 23,998,300.65 and 12,810,221.10

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Solution

The fourth proportional to 15,998,867.10, 23,998,300.65 and 12,810,221.10 is: 19,215,331.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,998,867.10 : 23,998,300.65 = 12,810,221.10 : x
  2. Step 2: Convert to fraction form
    15,998,867.10/23,998,300.65 = 12,810,221.10/x
  3. Step 3: Cross multiply
    15,998,867.10x = 23,998,300.65 × 12,810,221.10
  4. Step 4: Simplify right side
    15,998,867.10x = 307,423,537,350,773.69
  5. Step 5: Solve for x
    x = 307,423,537,350,773.69/15,998,867.10
  6. Step 6: Final answer
    x = 19,215,331.65

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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.