Home / 18,354,703.28-27,507,253.62-6,988,951.76

Finding the Fourth Proportional to 18,354,703.28, 27,507,253.62 and 6,988,951.76

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Solution

The fourth proportional to 18,354,703.28, 27,507,253.62 and 6,988,951.76 is: 10,473,984.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,354,703.28 : 27,507,253.62 = 6,988,951.76 : x
  2. Step 2: Convert to fraction form
    18,354,703.28/27,507,253.62 = 6,988,951.76/x
  3. Step 3: Cross multiply
    18,354,703.28x = 27,507,253.62 × 6,988,951.76
  4. Step 4: Simplify right side
    18,354,703.28x = 192,246,868,488,937.69
  5. Step 5: Solve for x
    x = 192,246,868,488,937.69/18,354,703.28
  6. Step 6: Final answer
    x = 10,473,984.00

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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.