Home / 14,165,999.10-21,248,998.65-8,791,227.90

Finding the Fourth Proportional to 14,165,999.10, 21,248,998.65 and 8,791,227.90

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Solution

The fourth proportional to 14,165,999.10, 21,248,998.65 and 8,791,227.90 is: 13,186,841.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,165,999.10 : 21,248,998.65 = 8,791,227.90 : x
  2. Step 2: Convert to fraction form
    14,165,999.10/21,248,998.65 = 8,791,227.90/x
  3. Step 3: Cross multiply
    14,165,999.10x = 21,248,998.65 × 8,791,227.90
  4. Step 4: Simplify right side
    14,165,999.10x = 186,804,789,778,942.34
  5. Step 5: Solve for x
    x = 186,804,789,778,942.34/14,165,999.10
  6. Step 6: Final answer
    x = 13,186,841.85

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Similar ratio
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1.5x scale

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.