Home / 13,916,005.20-20,874,007.80-8,233,304.40

Finding the Fourth Proportional to 13,916,005.20, 20,874,007.80 and 8,233,304.40

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Solution

The fourth proportional to 13,916,005.20, 20,874,007.80 and 8,233,304.40 is: 12,349,956.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,916,005.20 : 20,874,007.80 = 8,233,304.40 : x
  2. Step 2: Convert to fraction form
    13,916,005.20/20,874,007.80 = 8,233,304.40/x
  3. Step 3: Cross multiply
    13,916,005.20x = 20,874,007.80 × 8,233,304.40
  4. Step 4: Simplify right side
    13,916,005.20x = 171,862,060,265,374.34
  5. Step 5: Solve for x
    x = 171,862,060,265,374.34/13,916,005.20
  6. Step 6: Final answer
    x = 12,349,956.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.