Home / 16,730,060.80-25,119,974.40-12,947,814.40

Finding the Fourth Proportional to 16,730,060.80, 25,119,974.40 and 12,947,814.40

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Solution

The fourth proportional to 16,730,060.80, 25,119,974.40 and 12,947,814.40 is: 19,440,979.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,730,060.80 : 25,119,974.40 = 12,947,814.40 : x
  2. Step 2: Convert to fraction form
    16,730,060.80/25,119,974.40 = 12,947,814.40/x
  3. Step 3: Cross multiply
    16,730,060.80x = 25,119,974.40 × 12,947,814.40
  4. Step 4: Simplify right side
    16,730,060.80x = 325,248,766,263,951.38
  5. Step 5: Solve for x
    x = 325,248,766,263,951.38/16,730,060.80
  6. Step 6: Final answer
    x = 19,440,979.33

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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.