Home / 8,748,007.20-13,122,010.80-3,965,038.20

Finding the Fourth Proportional to 8,748,007.20, 13,122,010.80 and 3,965,038.20

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Solution

The fourth proportional to 8,748,007.20, 13,122,010.80 and 3,965,038.20 is: 5,947,557.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,748,007.20 : 13,122,010.80 = 3,965,038.20 : x
  2. Step 2: Convert to fraction form
    8,748,007.20/13,122,010.80 = 3,965,038.20/x
  3. Step 3: Cross multiply
    8,748,007.20x = 13,122,010.80 × 3,965,038.20
  4. Step 4: Simplify right side
    8,748,007.20x = 52,029,274,082,812.56
  5. Step 5: Solve for x
    x = 52,029,274,082,812.56/8,748,007.20
  6. Step 6: Final answer
    x = 5,947,557.30

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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.