Home / 22,148,614.40-33,216,700.80-7,007,187.20

Finding the Fourth Proportional to 22,148,614.40, 33,216,700.80 and 7,007,187.20

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Solution

The fourth proportional to 22,148,614.40, 33,216,700.80 and 7,007,187.20 is: 10,508,812.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,148,614.40 : 33,216,700.80 = 7,007,187.20 : x
  2. Step 2: Convert to fraction form
    22,148,614.40/33,216,700.80 = 7,007,187.20/x
  3. Step 3: Cross multiply
    22,148,614.40x = 33,216,700.80 × 7,007,187.20
  4. Step 4: Simplify right side
    22,148,614.40x = 232,755,640,671,989.78
  5. Step 5: Solve for x
    x = 232,755,640,671,989.78/22,148,614.40
  6. Step 6: Final answer
    x = 10,508,812.72

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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.