Home / 7,137,670.20-9,850,158.54-3,874,618.68

Finding the Fourth Proportional to 7,137,670.20, 9,850,158.54 and 3,874,618.68

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Solution

The fourth proportional to 7,137,670.20, 9,850,158.54 and 3,874,618.68 is: 5,347,068.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,137,670.20 : 9,850,158.54 = 3,874,618.68 : x
  2. Step 2: Convert to fraction form
    7,137,670.20/9,850,158.54 = 3,874,618.68/x
  3. Step 3: Cross multiply
    7,137,670.20x = 9,850,158.54 × 3,874,618.68
  4. Step 4: Simplify right side
    7,137,670.20x = 38,165,608,280,045.52
  5. Step 5: Solve for x
    x = 38,165,608,280,045.52/7,137,670.20
  6. Step 6: Final answer
    x = 5,347,068.05

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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.