Home / 23,498,139.40-35,247,209.10-21,478,663.60

Finding the Fourth Proportional to 23,498,139.40, 35,247,209.10 and 21,478,663.60

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Solution

The fourth proportional to 23,498,139.40, 35,247,209.10 and 21,478,663.60 is: 32,217,995.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,498,139.40 : 35,247,209.10 = 21,478,663.60 : x
  2. Step 2: Convert to fraction form
    23,498,139.40/35,247,209.10 = 21,478,663.60/x
  3. Step 3: Cross multiply
    23,498,139.40x = 35,247,209.10 × 21,478,663.60
  4. Step 4: Simplify right side
    23,498,139.40x = 757,062,947,097,758.88
  5. Step 5: Solve for x
    x = 757,062,947,097,758.88/23,498,139.40
  6. Step 6: Final answer
    x = 32,217,995.40

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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.