Home / 26,006,549.40-39,021,488.10-8,979,442.20

Finding the Fourth Proportional to 26,006,549.40, 39,021,488.10 and 8,979,442.20

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Solution

The fourth proportional to 26,006,549.40, 39,021,488.10 and 8,979,442.20 is: 13,473,190.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,006,549.40 : 39,021,488.10 = 8,979,442.20 : x
  2. Step 2: Convert to fraction form
    26,006,549.40/39,021,488.10 = 8,979,442.20/x
  3. Step 3: Cross multiply
    26,006,549.40x = 39,021,488.10 × 8,979,442.20
  4. Step 4: Simplify right side
    26,006,549.40x = 350,391,196,951,937.81
  5. Step 5: Solve for x
    x = 350,391,196,951,937.81/26,006,549.40
  6. Step 6: Final answer
    x = 13,473,190.60

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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.