Home / 22,270,969.40-33,406,454.10-18,683,742.65

Finding the Fourth Proportional to 22,270,969.40, 33,406,454.10 and 18,683,742.65

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Solution

The fourth proportional to 22,270,969.40, 33,406,454.10 and 18,683,742.65 is: 28,025,613.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,270,969.40 : 33,406,454.10 = 18,683,742.65 : x
  2. Step 2: Convert to fraction form
    22,270,969.40/33,406,454.10 = 18,683,742.65/x
  3. Step 3: Cross multiply
    22,270,969.40x = 33,406,454.10 × 18,683,742.65
  4. Step 4: Simplify right side
    22,270,969.40x = 624,157,591,253,437.38
  5. Step 5: Solve for x
    x = 624,157,591,253,437.38/22,270,969.40
  6. Step 6: Final answer
    x = 28,025,613.98

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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.