Home / 10,284,294.75-14,192,019.18-5,637,920.88

Finding the Fourth Proportional to 10,284,294.75, 14,192,019.18 and 5,637,920.88

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Solution

The fourth proportional to 10,284,294.75, 14,192,019.18 and 5,637,920.88 is: 7,780,162.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,284,294.75 : 14,192,019.18 = 5,637,920.88 : x
  2. Step 2: Convert to fraction form
    10,284,294.75/14,192,019.18 = 5,637,920.88/x
  3. Step 3: Cross multiply
    10,284,294.75x = 14,192,019.18 × 5,637,920.88
  4. Step 4: Simplify right side
    10,284,294.75x = 80,013,481,264,282.47
  5. Step 5: Solve for x
    x = 80,013,481,264,282.47/10,284,294.75
  6. Step 6: Final answer
    x = 7,780,162.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.