Home / 21,264,666.60-31,896,999.90-14,882,125.80

Finding the Fourth Proportional to 21,264,666.60, 31,896,999.90 and 14,882,125.80

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Solution

The fourth proportional to 21,264,666.60, 31,896,999.90 and 14,882,125.80 is: 22,323,188.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,264,666.60 : 31,896,999.90 = 14,882,125.80 : x
  2. Step 2: Convert to fraction form
    21,264,666.60/31,896,999.90 = 14,882,125.80/x
  3. Step 3: Cross multiply
    21,264,666.60x = 31,896,999.90 × 14,882,125.80
  4. Step 4: Simplify right side
    21,264,666.60x = 474,695,165,154,387.44
  5. Step 5: Solve for x
    x = 474,695,165,154,387.44/21,264,666.60
  6. Step 6: Final answer
    x = 22,323,188.70

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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.