Home / 77,598,011.84-107,087,841.49-42,317,741.89

Finding the Fourth Proportional to 77,598,011.84, 107,087,841.49 and 42,317,741.89

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Solution

The fourth proportional to 77,598,011.84, 107,087,841.49 and 42,317,741.89 is: 58,399,893.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,598,011.84 : 107,087,841.49 = 42,317,741.89 : x
  2. Step 2: Convert to fraction form
    77,598,011.84/107,087,841.49 = 42,317,741.89/x
  3. Step 3: Cross multiply
    77,598,011.84x = 107,087,841.49 × 42,317,741.89
  4. Step 4: Simplify right side
    77,598,011.84x = 4,531,715,635,731,053
  5. Step 5: Solve for x
    x = 4,531,715,635,731,053/77,598,011.84
  6. Step 6: Final answer
    x = 58,399,893.61

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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.