Home / 18,242,649.20-27,363,973.80-16,754,614.40

Finding the Fourth Proportional to 18,242,649.20, 27,363,973.80 and 16,754,614.40

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Solution

The fourth proportional to 18,242,649.20, 27,363,973.80 and 16,754,614.40 is: 25,131,921.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,242,649.20 : 27,363,973.80 = 16,754,614.40 : x
  2. Step 2: Convert to fraction form
    18,242,649.20/27,363,973.80 = 16,754,614.40/x
  3. Step 3: Cross multiply
    18,242,649.20x = 27,363,973.80 × 16,754,614.40
  4. Step 4: Simplify right side
    18,242,649.20x = 458,472,829,470,702.75
  5. Step 5: Solve for x
    x = 458,472,829,470,702.75/18,242,649.20
  6. Step 6: Final answer
    x = 25,131,921.60

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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.