Home / 26,731,791.48-36,883,549.70-15,129,354.72

Finding the Fourth Proportional to 26,731,791.48, 36,883,549.70 and 15,129,354.72

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Solution

The fourth proportional to 26,731,791.48, 36,883,549.70 and 15,129,354.72 is: 20,874,931.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,731,791.48 : 36,883,549.70 = 15,129,354.72 : x
  2. Step 2: Convert to fraction form
    26,731,791.48/36,883,549.70 = 15,129,354.72/x
  3. Step 3: Cross multiply
    26,731,791.48x = 36,883,549.70 × 15,129,354.72
  4. Step 4: Simplify right side
    26,731,791.48x = 558,024,306,668,402.81
  5. Step 5: Solve for x
    x = 558,024,306,668,402.81/26,731,791.48
  6. Step 6: Final answer
    x = 20,874,931.15

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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.