Home / 22,668,139.40-34,002,209.10-13,078,581.80

Finding the Fourth Proportional to 22,668,139.40, 34,002,209.10 and 13,078,581.80

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Solution

The fourth proportional to 22,668,139.40, 34,002,209.10 and 13,078,581.80 is: 19,617,872.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,668,139.40 : 34,002,209.10 = 13,078,581.80 : x
  2. Step 2: Convert to fraction form
    22,668,139.40/34,002,209.10 = 13,078,581.80/x
  3. Step 3: Cross multiply
    22,668,139.40x = 34,002,209.10 × 13,078,581.80
  4. Step 4: Simplify right side
    22,668,139.40x = 444,700,673,095,054.44
  5. Step 5: Solve for x
    x = 444,700,673,095,054.44/22,668,139.40
  6. Step 6: Final answer
    x = 19,617,872.70

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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.