Home / 8,897,115.30-13,345,672.95-5,117,979.30

Finding the Fourth Proportional to 8,897,115.30, 13,345,672.95 and 5,117,979.30

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Solution

The fourth proportional to 8,897,115.30, 13,345,672.95 and 5,117,979.30 is: 7,676,968.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,897,115.30 : 13,345,672.95 = 5,117,979.30 : x
  2. Step 2: Convert to fraction form
    8,897,115.30/13,345,672.95 = 5,117,979.30/x
  3. Step 3: Cross multiply
    8,897,115.30x = 13,345,672.95 × 5,117,979.30
  4. Step 4: Simplify right side
    8,897,115.30x = 68,302,877,902,669.93
  5. Step 5: Solve for x
    x = 68,302,877,902,669.93/8,897,115.30
  6. Step 6: Final answer
    x = 7,676,968.95

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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.