Home / 16,729,998.80-25,119,881.40-12,947,752.40

Finding the Fourth Proportional to 16,729,998.80, 25,119,881.40 and 12,947,752.40

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Solution

The fourth proportional to 16,729,998.80, 25,119,881.40 and 12,947,752.40 is: 19,440,886.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,729,998.80 : 25,119,881.40 = 12,947,752.40 : x
  2. Step 2: Convert to fraction form
    16,729,998.80/25,119,881.40 = 12,947,752.40/x
  3. Step 3: Cross multiply
    16,729,998.80x = 25,119,881.40 × 12,947,752.40
  4. Step 4: Simplify right side
    16,729,998.80x = 325,246,004,684,565.38
  5. Step 5: Solve for x
    x = 325,246,004,684,565.38/16,729,998.80
  6. Step 6: Final answer
    x = 19,440,886.31

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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.