Home / 14,417,022.32-19,894,681.32-7,890,638.48

Finding the Fourth Proportional to 14,417,022.32, 19,894,681.32 and 7,890,638.48

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Solution

The fourth proportional to 14,417,022.32, 19,894,681.32 and 7,890,638.48 is: 10,888,638.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,417,022.32 : 19,894,681.32 = 7,890,638.48 : x
  2. Step 2: Convert to fraction form
    14,417,022.32/19,894,681.32 = 7,890,638.48/x
  3. Step 3: Cross multiply
    14,417,022.32x = 19,894,681.32 × 7,890,638.48
  4. Step 4: Simplify right side
    14,417,022.32x = 156,981,737,970,929.22
  5. Step 5: Solve for x
    x = 156,981,737,970,929.22/14,417,022.32
  6. Step 6: Final answer
    x = 10,888,638.06

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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.