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Finding the Fourth Proportional to 40,258,850.70, 60,388,276.05 and 9,966,713.70

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Solution

The fourth proportional to 40,258,850.70, 60,388,276.05 and 9,966,713.70 is: 14,950,070.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,258,850.70 : 60,388,276.05 = 9,966,713.70 : x
  2. Step 2: Convert to fraction form
    40,258,850.70/60,388,276.05 = 9,966,713.70/x
  3. Step 3: Cross multiply
    40,258,850.70x = 60,388,276.05 × 9,966,713.70
  4. Step 4: Simplify right side
    40,258,850.70x = 601,872,658,226,916.75
  5. Step 5: Solve for x
    x = 601,872,658,226,916.75/40,258,850.70
  6. Step 6: Final answer
    x = 14,950,070.55

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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.