Home / 25,891,384.80-38,846,408.40-10,756,178.40

Finding the Fourth Proportional to 25,891,384.80, 38,846,408.40 and 10,756,178.40

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Solution

The fourth proportional to 25,891,384.80, 38,846,408.40 and 10,756,178.40 is: 16,138,144.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,891,384.80 : 38,846,408.40 = 10,756,178.40 : x
  2. Step 2: Convert to fraction form
    25,891,384.80/38,846,408.40 = 10,756,178.40/x
  3. Step 3: Cross multiply
    25,891,384.80x = 38,846,408.40 × 10,756,178.40
  4. Step 4: Simplify right side
    25,891,384.80x = 417,838,898,949,658.56
  5. Step 5: Solve for x
    x = 417,838,898,949,658.56/25,891,384.80
  6. Step 6: Final answer
    x = 16,138,144.10

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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.