Home / 74,418,438.66-111,730,292.53-51,334,634.52

Finding the Fourth Proportional to 74,418,438.66, 111,730,292.53 and 51,334,634.52

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Solution

The fourth proportional to 74,418,438.66, 111,730,292.53 and 51,334,634.52 is: 77,072,750.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,418,438.66 : 111,730,292.53 = 51,334,634.52 : x
  2. Step 2: Convert to fraction form
    74,418,438.66/111,730,292.53 = 51,334,634.52/x
  3. Step 3: Cross multiply
    74,418,438.66x = 111,730,292.53 × 51,334,634.52
  4. Step 4: Simplify right side
    74,418,438.66x = 5,735,633,731,711,900
  5. Step 5: Solve for x
    x = 5,735,633,731,711,900/74,418,438.66
  6. Step 6: Final answer
    x = 77,072,750.19

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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.