Home / 18,342,649.40-27,513,974.10-16,579,052.60

Finding the Fourth Proportional to 18,342,649.40, 27,513,974.10 and 16,579,052.60

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Solution

The fourth proportional to 18,342,649.40, 27,513,974.10 and 16,579,052.60 is: 24,868,578.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,342,649.40 : 27,513,974.10 = 16,579,052.60 : x
  2. Step 2: Convert to fraction form
    18,342,649.40/27,513,974.10 = 16,579,052.60/x
  3. Step 3: Cross multiply
    18,342,649.40x = 27,513,974.10 × 16,579,052.60
  4. Step 4: Simplify right side
    18,342,649.40x = 456,155,623,838,937.69
  5. Step 5: Solve for x
    x = 456,155,623,838,937.69/18,342,649.40
  6. Step 6: Final answer
    x = 24,868,578.90

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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.