Home / 27,946,287.91-38,565,482.25-15,723,115.75

Finding the Fourth Proportional to 27,946,287.91, 38,565,482.25 and 15,723,115.75

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Solution

The fourth proportional to 27,946,287.91, 38,565,482.25 and 15,723,115.75 is: 21,697,677.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,946,287.91 : 38,565,482.25 = 15,723,115.75 : x
  2. Step 2: Convert to fraction form
    27,946,287.91/38,565,482.25 = 15,723,115.75/x
  3. Step 3: Cross multiply
    27,946,287.91x = 38,565,482.25 × 15,723,115.75
  4. Step 4: Simplify right side
    27,946,287.91x = 606,369,541,371,320.50
  5. Step 5: Solve for x
    x = 606,369,541,371,320.50/27,946,287.91
  6. Step 6: Final answer
    x = 21,697,677.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.