Home / 52,452,004.20-78,748,865.10-33,320,128.20

Finding the Fourth Proportional to 52,452,004.20, 78,748,865.10 and 33,320,128.20

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Solution

The fourth proportional to 52,452,004.20, 78,748,865.10 and 33,320,128.20 is: 50,025,205.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,452,004.20 : 78,748,865.10 = 33,320,128.20 : x
  2. Step 2: Convert to fraction form
    52,452,004.20/78,748,865.10 = 33,320,128.20/x
  3. Step 3: Cross multiply
    52,452,004.20x = 78,748,865.10 × 33,320,128.20
  4. Step 4: Simplify right side
    52,452,004.20x = 2,623,922,280,736,505.50
  5. Step 5: Solve for x
    x = 2,623,922,280,736,505.50/52,452,004.20
  6. Step 6: Final answer
    x = 50,025,205.34

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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.