Home / 38,716,404.40-58,080,136.20-13,158,593.20

Finding the Fourth Proportional to 38,716,404.40, 58,080,136.20 and 13,158,593.20

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Solution

The fourth proportional to 38,716,404.40, 58,080,136.20 and 13,158,593.20 is: 19,739,769.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,716,404.40 : 58,080,136.20 = 13,158,593.20 : x
  2. Step 2: Convert to fraction form
    38,716,404.40/58,080,136.20 = 13,158,593.20/x
  3. Step 3: Cross multiply
    38,716,404.40x = 58,080,136.20 × 13,158,593.20
  4. Step 4: Simplify right side
    38,716,404.40x = 764,252,885,256,393.88
  5. Step 5: Solve for x
    x = 764,252,885,256,393.88/38,716,404.40
  6. Step 6: Final answer
    x = 19,739,769.15

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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.