Home / 16,979,359.80-25,445,711.70-10,895,417.40

Finding the Fourth Proportional to 16,979,359.80, 25,445,711.70 and 10,895,417.40

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Solution

The fourth proportional to 16,979,359.80, 25,445,711.70 and 10,895,417.40 is: 16,328,156.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,979,359.80 : 25,445,711.70 = 10,895,417.40 : x
  2. Step 2: Convert to fraction form
    16,979,359.80/25,445,711.70 = 10,895,417.40/x
  3. Step 3: Cross multiply
    16,979,359.80x = 25,445,711.70 × 10,895,417.40
  4. Step 4: Simplify right side
    16,979,359.80x = 277,241,650,011,563.59
  5. Step 5: Solve for x
    x = 277,241,650,011,563.59/16,979,359.80
  6. Step 6: Final answer
    x = 16,328,156.85

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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.