Home / 14,478,946.56-19,981,185.84-7,953,179.04

Finding the Fourth Proportional to 14,478,946.56, 19,981,185.84 and 7,953,179.04

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Solution

The fourth proportional to 14,478,946.56, 19,981,185.84 and 7,953,179.04 is: 10,975,518.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,478,946.56 : 19,981,185.84 = 7,953,179.04 : x
  2. Step 2: Convert to fraction form
    14,478,946.56/19,981,185.84 = 7,953,179.04/x
  3. Step 3: Cross multiply
    14,478,946.56x = 19,981,185.84 × 7,953,179.04
  4. Step 4: Simplify right side
    14,478,946.56x = 158,913,948,417,032.78
  5. Step 5: Solve for x
    x = 158,913,948,417,032.78/14,478,946.56
  6. Step 6: Final answer
    x = 10,975,518.68

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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.