Home / 25,196,870.75-34,753,117.38-19,002,178.56

Finding the Fourth Proportional to 25,196,870.75, 34,753,117.38 and 19,002,178.56

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Solution

The fourth proportional to 25,196,870.75, 34,753,117.38 and 19,002,178.56 is: 26,209,006.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,196,870.75 : 34,753,117.38 = 19,002,178.56 : x
  2. Step 2: Convert to fraction form
    25,196,870.75/34,753,117.38 = 19,002,178.56/x
  3. Step 3: Cross multiply
    25,196,870.75x = 34,753,117.38 × 19,002,178.56
  4. Step 4: Simplify right side
    25,196,870.75x = 660,384,941,702,622.88
  5. Step 5: Solve for x
    x = 660,384,941,702,622.88/25,196,870.75
  6. Step 6: Final answer
    x = 26,209,006.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.