Home / 5,526,280.80-8,289,421.20-3,281,263.20

Finding the Fourth Proportional to 5,526,280.80, 8,289,421.20 and 3,281,263.20

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Solution

The fourth proportional to 5,526,280.80, 8,289,421.20 and 3,281,263.20 is: 4,921,894.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,526,280.80 : 8,289,421.20 = 3,281,263.20 : x
  2. Step 2: Convert to fraction form
    5,526,280.80/8,289,421.20 = 3,281,263.20/x
  3. Step 3: Cross multiply
    5,526,280.80x = 8,289,421.20 × 3,281,263.20
  4. Step 4: Simplify right side
    5,526,280.80x = 27,199,772,732,859.84
  5. Step 5: Solve for x
    x = 27,199,772,732,859.84/5,526,280.80
  6. Step 6: Final answer
    x = 4,921,894.80

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1.5x scale

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.