Home / 4,722,829.80-7,068,498.30-4,155,959.40

Finding the Fourth Proportional to 4,722,829.80, 7,068,498.30 and 4,155,959.40

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Solution

The fourth proportional to 4,722,829.80, 7,068,498.30 and 4,155,959.40 is: 6,220,082.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,722,829.80 : 7,068,498.30 = 4,155,959.40 : x
  2. Step 2: Convert to fraction form
    4,722,829.80/7,068,498.30 = 4,155,959.40/x
  3. Step 3: Cross multiply
    4,722,829.80x = 7,068,498.30 × 4,155,959.40
  4. Step 4: Simplify right side
    4,722,829.80x = 29,376,391,953,769.02
  5. Step 5: Solve for x
    x = 29,376,391,953,769.02/4,722,829.80
  6. Step 6: Final answer
    x = 6,220,082.70

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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.