Home / 54,433,847.70-81,650,771.55-18,532,055.70

Finding the Fourth Proportional to 54,433,847.70, 81,650,771.55 and 18,532,055.70

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Solution

The fourth proportional to 54,433,847.70, 81,650,771.55 and 18,532,055.70 is: 27,798,083.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,433,847.70 : 81,650,771.55 = 18,532,055.70 : x
  2. Step 2: Convert to fraction form
    54,433,847.70/81,650,771.55 = 18,532,055.70/x
  3. Step 3: Cross multiply
    54,433,847.70x = 81,650,771.55 × 18,532,055.70
  4. Step 4: Simplify right side
    54,433,847.70x = 1,513,156,646,312,575.25
  5. Step 5: Solve for x
    x = 1,513,156,646,312,575.25/54,433,847.70
  6. Step 6: Final answer
    x = 27,798,083.55

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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.