Home / 87,321,618.40-130,982,816.40-22,620,827.20

Finding the Fourth Proportional to 87,321,618.40, 130,982,816.40 and 22,620,827.20

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Solution

The fourth proportional to 87,321,618.40, 130,982,816.40 and 22,620,827.20 is: 33,931,341.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,321,618.40 : 130,982,816.40 = 22,620,827.20 : x
  2. Step 2: Convert to fraction form
    87,321,618.40/130,982,816.40 = 22,620,827.20/x
  3. Step 3: Cross multiply
    87,321,618.40x = 130,982,816.40 × 22,620,827.20
  4. Step 4: Simplify right side
    87,321,618.40x = 2,962,939,655,953,726
  5. Step 5: Solve for x
    x = 2,962,939,655,953,726/87,321,618.40
  6. Step 6: Final answer
    x = 33,931,341.52

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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.