Home / 22,668,137.40-34,002,206.10-13,078,579.80

Finding the Fourth Proportional to 22,668,137.40, 34,002,206.10 and 13,078,579.80

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Solution

The fourth proportional to 22,668,137.40, 34,002,206.10 and 13,078,579.80 is: 19,617,869.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,668,137.40 : 34,002,206.10 = 13,078,579.80 : x
  2. Step 2: Convert to fraction form
    22,668,137.40/34,002,206.10 = 13,078,579.80/x
  3. Step 3: Cross multiply
    22,668,137.40x = 34,002,206.10 × 13,078,579.80
  4. Step 4: Simplify right side
    22,668,137.40x = 444,700,565,854,896.81
  5. Step 5: Solve for x
    x = 444,700,565,854,896.81/22,668,137.40
  6. Step 6: Final answer
    x = 19,617,869.70

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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.