Home / 6,417,423.40-9,626,135.10-4,149,941.80

Finding the Fourth Proportional to 6,417,423.40, 9,626,135.10 and 4,149,941.80

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Solution

The fourth proportional to 6,417,423.40, 9,626,135.10 and 4,149,941.80 is: 6,224,912.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,417,423.40 : 9,626,135.10 = 4,149,941.80 : x
  2. Step 2: Convert to fraction form
    6,417,423.40/9,626,135.10 = 4,149,941.80/x
  3. Step 3: Cross multiply
    6,417,423.40x = 9,626,135.10 × 4,149,941.80
  4. Step 4: Simplify right side
    6,417,423.40x = 39,947,900,423,937.18
  5. Step 5: Solve for x
    x = 39,947,900,423,937.18/6,417,423.40
  6. Step 6: Final answer
    x = 6,224,912.70

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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.