Home / 87,022,997.80-130,549,368.06-35,877,057.64

Finding the Fourth Proportional to 87,022,997.80, 130,549,368.06 and 35,877,057.64

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Solution

The fourth proportional to 87,022,997.80, 130,549,368.06 and 35,877,057.64 is: 53,821,717.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,022,997.80 : 130,549,368.06 = 35,877,057.64 : x
  2. Step 2: Convert to fraction form
    87,022,997.80/130,549,368.06 = 35,877,057.64/x
  3. Step 3: Cross multiply
    87,022,997.80x = 130,549,368.06 × 35,877,057.64
  4. Step 4: Simplify right side
    87,022,997.80x = 4,683,727,202,754,195
  5. Step 5: Solve for x
    x = 4,683,727,202,754,195/87,022,997.80
  6. Step 6: Final answer
    x = 53,821,717.49

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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.