Home / 36,187,870.80-54,281,806.20-19,181,758.80

Finding the Fourth Proportional to 36,187,870.80, 54,281,806.20 and 19,181,758.80

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Solution

The fourth proportional to 36,187,870.80, 54,281,806.20 and 19,181,758.80 is: 28,772,638.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,187,870.80 : 54,281,806.20 = 19,181,758.80 : x
  2. Step 2: Convert to fraction form
    36,187,870.80/54,281,806.20 = 19,181,758.80/x
  3. Step 3: Cross multiply
    36,187,870.80x = 54,281,806.20 × 19,181,758.80
  4. Step 4: Simplify right side
    36,187,870.80x = 1,041,220,513,756,744.62
  5. Step 5: Solve for x
    x = 1,041,220,513,756,744.62/36,187,870.80
  6. Step 6: Final answer
    x = 28,772,638.20

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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.