Home / 74,920,435.20-112,254,681.60-62,071,372.80

Finding the Fourth Proportional to 74,920,435.20, 112,254,681.60 and 62,071,372.80

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Solution

The fourth proportional to 74,920,435.20, 112,254,681.60 and 62,071,372.80 is: 93,002,692.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,920,435.20 : 112,254,681.60 = 62,071,372.80 : x
  2. Step 2: Convert to fraction form
    74,920,435.20/112,254,681.60 = 62,071,372.80/x
  3. Step 3: Cross multiply
    74,920,435.20x = 112,254,681.60 × 62,071,372.80
  4. Step 4: Simplify right side
    74,920,435.20x = 6,967,802,190,138,900
  5. Step 5: Solve for x
    x = 6,967,802,190,138,900/74,920,435.20
  6. Step 6: Final answer
    x = 93,002,692.41

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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.