Home / 77,559,008.24-107,031,405.27-42,752,279.95

Finding the Fourth Proportional to 77,559,008.24, 107,031,405.27 and 42,752,279.95

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Solution

The fourth proportional to 77,559,008.24, 107,031,405.27 and 42,752,279.95 is: 58,998,131.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,559,008.24 : 107,031,405.27 = 42,752,279.95 : x
  2. Step 2: Convert to fraction form
    77,559,008.24/107,031,405.27 = 42,752,279.95/x
  3. Step 3: Cross multiply
    77,559,008.24x = 107,031,405.27 × 42,752,279.95
  4. Step 4: Simplify right side
    77,559,008.24x = 4,575,836,601,117,046
  5. Step 5: Solve for x
    x = 4,575,836,601,117,046/77,559,008.24
  6. Step 6: Final answer
    x = 58,998,131.94

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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.