Home / 74,964,732.20-112,342,122.30-59,638,236.20

Finding the Fourth Proportional to 74,964,732.20, 112,342,122.30 and 59,638,236.20

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Solution

The fourth proportional to 74,964,732.20, 112,342,122.30 and 59,638,236.20 is: 89,373,840.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,964,732.20 : 112,342,122.30 = 59,638,236.20 : x
  2. Step 2: Convert to fraction form
    74,964,732.20/112,342,122.30 = 59,638,236.20/x
  3. Step 3: Cross multiply
    74,964,732.20x = 112,342,122.30 × 59,638,236.20
  4. Step 4: Simplify right side
    74,964,732.20x = 6,699,886,024,936,687
  5. Step 5: Solve for x
    x = 6,699,886,024,936,687/74,964,732.20
  6. Step 6: Final answer
    x = 89,373,840.58

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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.