Home / 8,741,667.20-13,112,500.80-5,340,444.80

Finding the Fourth Proportional to 8,741,667.20, 13,112,500.80 and 5,340,444.80

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Solution

The fourth proportional to 8,741,667.20, 13,112,500.80 and 5,340,444.80 is: 8,010,667.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,741,667.20 : 13,112,500.80 = 5,340,444.80 : x
  2. Step 2: Convert to fraction form
    8,741,667.20/13,112,500.80 = 5,340,444.80/x
  3. Step 3: Cross multiply
    8,741,667.20x = 13,112,500.80 × 5,340,444.80
  4. Step 4: Simplify right side
    8,741,667.20x = 70,026,586,712,355.84
  5. Step 5: Solve for x
    x = 70,026,586,712,355.84/8,741,667.20
  6. Step 6: Final answer
    x = 8,010,667.20

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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.