Home / 7,152,024.60-10,728,036.90-4,128,715.80

Finding the Fourth Proportional to 7,152,024.60, 10,728,036.90 and 4,128,715.80

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Solution

The fourth proportional to 7,152,024.60, 10,728,036.90 and 4,128,715.80 is: 6,193,073.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,152,024.60 : 10,728,036.90 = 4,128,715.80 : x
  2. Step 2: Convert to fraction form
    7,152,024.60/10,728,036.90 = 4,128,715.80/x
  3. Step 3: Cross multiply
    7,152,024.60x = 10,728,036.90 × 4,128,715.80
  4. Step 4: Simplify right side
    7,152,024.60x = 44,293,015,452,013.02
  5. Step 5: Solve for x
    x = 44,293,015,452,013.02/7,152,024.60
  6. Step 6: Final answer
    x = 6,193,073.70

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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.