Home / 19,500,781.80-29,251,172.70-13,832,077.80

Finding the Fourth Proportional to 19,500,781.80, 29,251,172.70 and 13,832,077.80

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Solution

The fourth proportional to 19,500,781.80, 29,251,172.70 and 13,832,077.80 is: 20,748,116.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,500,781.80 : 29,251,172.70 = 13,832,077.80 : x
  2. Step 2: Convert to fraction form
    19,500,781.80/29,251,172.70 = 13,832,077.80/x
  3. Step 3: Cross multiply
    19,500,781.80x = 29,251,172.70 × 13,832,077.80
  4. Step 4: Simplify right side
    19,500,781.80x = 404,604,496,527,636.06
  5. Step 5: Solve for x
    x = 404,604,496,527,636.06/19,500,781.80
  6. Step 6: Final answer
    x = 20,748,116.70

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1.5x scale

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.