Home / 19,931,301.20-29,896,951.80-17,061,519.80

Finding the Fourth Proportional to 19,931,301.20, 29,896,951.80 and 17,061,519.80

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Solution

The fourth proportional to 19,931,301.20, 29,896,951.80 and 17,061,519.80 is: 25,592,279.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,931,301.20 : 29,896,951.80 = 17,061,519.80 : x
  2. Step 2: Convert to fraction form
    19,931,301.20/29,896,951.80 = 17,061,519.80/x
  3. Step 3: Cross multiply
    19,931,301.20x = 29,896,951.80 × 17,061,519.80
  4. Step 4: Simplify right side
    19,931,301.20x = 510,087,435,095,345.69
  5. Step 5: Solve for x
    x = 510,087,435,095,345.69/19,931,301.20
  6. Step 6: Final answer
    x = 25,592,279.70

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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.