Home / 27,138,045.30-40,707,067.95-19,485,294.90

Finding the Fourth Proportional to 27,138,045.30, 40,707,067.95 and 19,485,294.90

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Solution

The fourth proportional to 27,138,045.30, 40,707,067.95 and 19,485,294.90 is: 29,227,942.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,138,045.30 : 40,707,067.95 = 19,485,294.90 : x
  2. Step 2: Convert to fraction form
    27,138,045.30/40,707,067.95 = 19,485,294.90/x
  3. Step 3: Cross multiply
    27,138,045.30x = 40,707,067.95 × 19,485,294.90
  4. Step 4: Simplify right side
    27,138,045.30x = 793,189,223,520,088.50
  5. Step 5: Solve for x
    x = 793,189,223,520,088.50/27,138,045.30
  6. Step 6: Final answer
    x = 29,227,942.35

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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.