Home / 13,105,338.10-19,666,864.47-4,585,748.38

Finding the Fourth Proportional to 13,105,338.10, 19,666,864.47 and 4,585,748.38

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Solution

The fourth proportional to 13,105,338.10, 19,666,864.47 and 4,585,748.38 is: 6,881,721.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,105,338.10 : 19,666,864.47 = 4,585,748.38 : x
  2. Step 2: Convert to fraction form
    13,105,338.10/19,666,864.47 = 4,585,748.38/x
  3. Step 3: Cross multiply
    13,105,338.10x = 19,666,864.47 × 4,585,748.38
  4. Step 4: Simplify right side
    13,105,338.10x = 90,187,291,882,982.05
  5. Step 5: Solve for x
    x = 90,187,291,882,982.05/13,105,338.10
  6. Step 6: Final answer
    x = 6,881,721.88

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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.