Home / 39,595,345.16-54,647,207.28-21,958,170.39

Finding the Fourth Proportional to 39,595,345.16, 54,647,207.28 and 21,958,170.39

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Solution

The fourth proportional to 39,595,345.16, 54,647,207.28 and 21,958,170.39 is: 30,305,397.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,595,345.16 : 54,647,207.28 = 21,958,170.39 : x
  2. Step 2: Convert to fraction form
    39,595,345.16/54,647,207.28 = 21,958,170.39/x
  3. Step 3: Cross multiply
    39,595,345.16x = 54,647,207.28 × 21,958,170.39
  4. Step 4: Simplify right side
    39,595,345.16x = 1,199,952,688,791,888.50
  5. Step 5: Solve for x
    x = 1,199,952,688,791,888.50/39,595,345.16
  6. Step 6: Final answer
    x = 30,305,397.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.