Home / 21,063,732.10-31,595,598.15-14,681,191.30

Finding the Fourth Proportional to 21,063,732.10, 31,595,598.15 and 14,681,191.30

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Solution

The fourth proportional to 21,063,732.10, 31,595,598.15 and 14,681,191.30 is: 22,021,786.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,063,732.10 : 31,595,598.15 = 14,681,191.30 : x
  2. Step 2: Convert to fraction form
    21,063,732.10/31,595,598.15 = 14,681,191.30/x
  3. Step 3: Cross multiply
    21,063,732.10x = 31,595,598.15 × 14,681,191.30
  4. Step 4: Simplify right side
    21,063,732.10x = 463,861,020,678,076.12
  5. Step 5: Solve for x
    x = 463,861,020,678,076.12/21,063,732.10
  6. Step 6: Final answer
    x = 22,021,786.95

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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.