Home / 39,390,200-54,360,353.76-22,220,792

Finding the Fourth Proportional to 39,390,200, 54,360,353.76 and 22,220,792

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Solution

The fourth proportional to 39,390,200, 54,360,353.76 and 22,220,792 is: 30,665,752.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,390,200 : 54,360,353.76 = 22,220,792 : x
  2. Step 2: Convert to fraction form
    39,390,200/54,360,353.76 = 22,220,792/x
  3. Step 3: Cross multiply
    39,390,200x = 54,360,353.76 × 22,220,792
  4. Step 4: Simplify right side
    39,390,200x = 1,207,930,113,947,377.75
  5. Step 5: Solve for x
    x = 1,207,930,113,947,377.75/39,390,200
  6. Step 6: Final answer
    x = 30,665,752.24

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1.5x scale

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.