Home / 15,400,063.41-21,252,087.91-8,524,545.47

Finding the Fourth Proportional to 15,400,063.41, 21,252,087.91 and 8,524,545.47

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Solution

The fourth proportional to 15,400,063.41, 21,252,087.91 and 8,524,545.47 is: 11,763,872.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,400,063.41 : 21,252,087.91 = 8,524,545.47 : x
  2. Step 2: Convert to fraction form
    15,400,063.41/21,252,087.91 = 8,524,545.47/x
  3. Step 3: Cross multiply
    15,400,063.41x = 21,252,087.91 × 8,524,545.47
  4. Step 4: Simplify right side
    15,400,063.41x = 181,164,389,721,232.28
  5. Step 5: Solve for x
    x = 181,164,389,721,232.28/15,400,063.41
  6. Step 6: Final answer
    x = 11,763,872.97

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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.