Home / 22,615,814.17-31,209,799.93-12,302,512.66

Finding the Fourth Proportional to 22,615,814.17, 31,209,799.93 and 12,302,512.66

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Solution

The fourth proportional to 22,615,814.17, 31,209,799.93 and 12,302,512.66 is: 16,977,454.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,615,814.17 : 31,209,799.93 = 12,302,512.66 : x
  2. Step 2: Convert to fraction form
    22,615,814.17/31,209,799.93 = 12,302,512.66/x
  3. Step 3: Cross multiply
    22,615,814.17x = 31,209,799.93 × 12,302,512.66
  4. Step 4: Simplify right side
    22,615,814.17x = 383,958,958,754,892.12
  5. Step 5: Solve for x
    x = 383,958,958,754,892.12/22,615,814.17
  6. Step 6: Final answer
    x = 16,977,454.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.