Home / 8,144,079.60-12,205,621.80-4,945,810.80

Finding the Fourth Proportional to 8,144,079.60, 12,205,621.80 and 4,945,810.80

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Solution

The fourth proportional to 8,144,079.60, 12,205,621.80 and 4,945,810.80 is: 7,412,341.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,144,079.60 : 12,205,621.80 = 4,945,810.80 : x
  2. Step 2: Convert to fraction form
    8,144,079.60/12,205,621.80 = 4,945,810.80/x
  3. Step 3: Cross multiply
    8,144,079.60x = 12,205,621.80 × 4,945,810.80
  4. Step 4: Simplify right side
    8,144,079.60x = 60,366,696,119,155.45
  5. Step 5: Solve for x
    x = 60,366,696,119,155.45/8,144,079.60
  6. Step 6: Final answer
    x = 7,412,341.12

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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.