Home / 39,674,537.40-54,745,903.76-22,031,041.12

Finding the Fourth Proportional to 39,674,537.40, 54,745,903.76 and 22,031,041.12

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Solution

The fourth proportional to 39,674,537.40, 54,745,903.76 and 22,031,041.12 is: 30,400,083.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,674,537.40 : 54,745,903.76 = 22,031,041.12 : x
  2. Step 2: Convert to fraction form
    39,674,537.40/54,745,903.76 = 22,031,041.12/x
  3. Step 3: Cross multiply
    39,674,537.40x = 54,745,903.76 × 22,031,041.12
  4. Step 4: Simplify right side
    39,674,537.40x = 1,206,109,256,888,122.50
  5. Step 5: Solve for x
    x = 1,206,109,256,888,122.50/39,674,537.40
  6. Step 6: Final answer
    x = 30,400,083.68

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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.