Home / 9,108,824.71-12,570,167.45-4,978,882.97

Finding the Fourth Proportional to 9,108,824.71, 12,570,167.45 and 4,978,882.97

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Solution

The fourth proportional to 9,108,824.71, 12,570,167.45 and 4,978,882.97 is: 6,870,852.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,108,824.71 : 12,570,167.45 = 4,978,882.97 : x
  2. Step 2: Convert to fraction form
    9,108,824.71/12,570,167.45 = 4,978,882.97/x
  3. Step 3: Cross multiply
    9,108,824.71x = 12,570,167.45 × 4,978,882.97
  4. Step 4: Simplify right side
    9,108,824.71x = 62,585,392,653,384.34
  5. Step 5: Solve for x
    x = 62,585,392,653,384.34/9,108,824.71
  6. Step 6: Final answer
    x = 6,870,852.68

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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.