Home / 63,090,553.50-87,031,863.72-54,812,014.92

Finding the Fourth Proportional to 63,090,553.50, 87,031,863.72 and 54,812,014.92

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Solution

The fourth proportional to 63,090,553.50, 87,031,863.72 and 54,812,014.92 is: 75,611,823.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,090,553.50 : 87,031,863.72 = 54,812,014.92 : x
  2. Step 2: Convert to fraction form
    63,090,553.50/87,031,863.72 = 54,812,014.92/x
  3. Step 3: Cross multiply
    63,090,553.50x = 87,031,863.72 × 54,812,014.92
  4. Step 4: Simplify right side
    63,090,553.50x = 4,770,391,812,736,047
  5. Step 5: Solve for x
    x = 4,770,391,812,736,047/63,090,553.50
  6. Step 6: Final answer
    x = 75,611,823.77

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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.