Home / 9,891,363.40-14,837,045.10-9,198,521.80

Finding the Fourth Proportional to 9,891,363.40, 14,837,045.10 and 9,198,521.80

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Solution

The fourth proportional to 9,891,363.40, 14,837,045.10 and 9,198,521.80 is: 13,797,782.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,891,363.40 : 14,837,045.10 = 9,198,521.80 : x
  2. Step 2: Convert to fraction form
    9,891,363.40/14,837,045.10 = 9,198,521.80/x
  3. Step 3: Cross multiply
    9,891,363.40x = 14,837,045.10 × 9,198,521.80
  4. Step 4: Simplify right side
    9,891,363.40x = 136,478,882,799,933.19
  5. Step 5: Solve for x
    x = 136,478,882,799,933.19/9,891,363.40
  6. Step 6: Final answer
    x = 13,797,782.70

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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.