Home / 5,353,280.88-8,013,125.16-2,821,259.76

Finding the Fourth Proportional to 5,353,280.88, 8,013,125.16 and 2,821,259.76

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Solution

The fourth proportional to 5,353,280.88, 8,013,125.16 and 2,821,259.76 is: 4,223,037.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,353,280.88 : 8,013,125.16 = 2,821,259.76 : x
  2. Step 2: Convert to fraction form
    5,353,280.88/8,013,125.16 = 2,821,259.76/x
  3. Step 3: Cross multiply
    5,353,280.88x = 8,013,125.16 × 2,821,259.76
  4. Step 4: Simplify right side
    5,353,280.88x = 22,607,107,565,751.56
  5. Step 5: Solve for x
    x = 22,607,107,565,751.56/5,353,280.88
  6. Step 6: Final answer
    x = 4,223,037.81

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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.