Home / 39,289,920.40-58,961,452.65-22,018,087.90

Finding the Fourth Proportional to 39,289,920.40, 58,961,452.65 and 22,018,087.90

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Solution

The fourth proportional to 39,289,920.40, 58,961,452.65 and 22,018,087.90 is: 33,042,022.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,289,920.40 : 58,961,452.65 = 22,018,087.90 : x
  2. Step 2: Convert to fraction form
    39,289,920.40/58,961,452.65 = 22,018,087.90/x
  3. Step 3: Cross multiply
    39,289,920.40x = 58,961,452.65 × 22,018,087.90
  4. Step 4: Simplify right side
    39,289,920.40x = 1,298,218,447,159,387.75
  5. Step 5: Solve for x
    x = 1,298,218,447,159,387.75/39,289,920.40
  6. Step 6: Final answer
    x = 33,042,022.84

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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.