Home / 8,226,316.80-12,334,291.20-3,437,337.60

Finding the Fourth Proportional to 8,226,316.80, 12,334,291.20 and 3,437,337.60

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Solution

The fourth proportional to 8,226,316.80, 12,334,291.20 and 3,437,337.60 is: 5,153,840.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,226,316.80 : 12,334,291.20 = 3,437,337.60 : x
  2. Step 2: Convert to fraction form
    8,226,316.80/12,334,291.20 = 3,437,337.60/x
  3. Step 3: Cross multiply
    8,226,316.80x = 12,334,291.20 × 3,437,337.60
  4. Step 4: Simplify right side
    8,226,316.80x = 42,397,122,911,109.12
  5. Step 5: Solve for x
    x = 42,397,122,911,109.12/8,226,316.80
  6. Step 6: Final answer
    x = 5,153,840.28

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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.