Home / 66,260,681.94-99,261,721.78-51,619,044.52

Finding the Fourth Proportional to 66,260,681.94, 99,261,721.78 and 51,619,044.52

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Solution

The fourth proportional to 66,260,681.94, 99,261,721.78 and 51,619,044.52 is: 77,327,837.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,260,681.94 : 99,261,721.78 = 51,619,044.52 : x
  2. Step 2: Convert to fraction form
    66,260,681.94/99,261,721.78 = 51,619,044.52/x
  3. Step 3: Cross multiply
    66,260,681.94x = 99,261,721.78 × 51,619,044.52
  4. Step 4: Simplify right side
    66,260,681.94x = 5,123,795,235,693,674
  5. Step 5: Solve for x
    x = 5,123,795,235,693,674/66,260,681.94
  6. Step 6: Final answer
    x = 77,327,837.35

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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.