Home / 14,432,901.44-19,917,428-7,906,388.60

Finding the Fourth Proportional to 14,432,901.44, 19,917,428 and 7,906,388.60

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Solution

The fourth proportional to 14,432,901.44, 19,917,428 and 7,906,388.60 is: 10,910,829.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,432,901.44 : 19,917,428 = 7,906,388.60 : x
  2. Step 2: Convert to fraction form
    14,432,901.44/19,917,428 = 7,906,388.60/x
  3. Step 3: Cross multiply
    14,432,901.44x = 19,917,428 × 7,906,388.60
  4. Step 4: Simplify right side
    14,432,901.44x = 157,474,925,680,520.78
  5. Step 5: Solve for x
    x = 157,474,925,680,520.78/14,432,901.44
  6. Step 6: Final answer
    x = 10,910,829.42

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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.