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Finding the Fourth Proportional to 64,664,246.40, 97,033,694.40 and 24,278,812.80

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Solution

The fourth proportional to 64,664,246.40, 97,033,694.40 and 24,278,812.80 is: 36,432,233.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,664,246.40 : 97,033,694.40 = 24,278,812.80 : x
  2. Step 2: Convert to fraction form
    64,664,246.40/97,033,694.40 = 24,278,812.80/x
  3. Step 3: Cross multiply
    64,664,246.40x = 97,033,694.40 × 24,278,812.80
  4. Step 4: Simplify right side
    64,664,246.40x = 2,355,862,901,630,008.50
  5. Step 5: Solve for x
    x = 2,355,862,901,630,008.50/64,664,246.40
  6. Step 6: Final answer
    x = 36,432,233.15

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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.