Home / 6,144,144.60-9,216,216.90-3,120,835.80

Finding the Fourth Proportional to 6,144,144.60, 9,216,216.90 and 3,120,835.80

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Solution

The fourth proportional to 6,144,144.60, 9,216,216.90 and 3,120,835.80 is: 4,681,253.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,144,144.60 : 9,216,216.90 = 3,120,835.80 : x
  2. Step 2: Convert to fraction form
    6,144,144.60/9,216,216.90 = 3,120,835.80/x
  3. Step 3: Cross multiply
    6,144,144.60x = 9,216,216.90 × 3,120,835.80
  4. Step 4: Simplify right side
    6,144,144.60x = 28,762,299,642,085.02
  5. Step 5: Solve for x
    x = 28,762,299,642,085.02/6,144,144.60
  6. Step 6: Final answer
    x = 4,681,253.70

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Double scale
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Similar ratio
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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.