Home / 35,466,947.70-53,200,421.55-20,108,302.80

Finding the Fourth Proportional to 35,466,947.70, 53,200,421.55 and 20,108,302.80

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Solution

The fourth proportional to 35,466,947.70, 53,200,421.55 and 20,108,302.80 is: 30,162,454.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,466,947.70 : 53,200,421.55 = 20,108,302.80 : x
  2. Step 2: Convert to fraction form
    35,466,947.70/53,200,421.55 = 20,108,302.80/x
  3. Step 3: Cross multiply
    35,466,947.70x = 53,200,421.55 × 20,108,302.80
  4. Step 4: Simplify right side
    35,466,947.70x = 1,069,770,185,615,045.38
  5. Step 5: Solve for x
    x = 1,069,770,185,615,045.38/35,466,947.70
  6. Step 6: Final answer
    x = 30,162,454.20

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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.