Home / 7,891,001.40-11,836,502.10-7,654,805.40

Finding the Fourth Proportional to 7,891,001.40, 11,836,502.10 and 7,654,805.40

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Solution

The fourth proportional to 7,891,001.40, 11,836,502.10 and 7,654,805.40 is: 11,482,208.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,891,001.40 : 11,836,502.10 = 7,654,805.40 : x
  2. Step 2: Convert to fraction form
    7,891,001.40/11,836,502.10 = 7,654,805.40/x
  3. Step 3: Cross multiply
    7,891,001.40x = 11,836,502.10 × 7,654,805.40
  4. Step 4: Simplify right side
    7,891,001.40x = 90,606,120,192,191.34
  5. Step 5: Solve for x
    x = 90,606,120,192,191.34/7,891,001.40
  6. Step 6: Final answer
    x = 11,482,208.10

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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.