Home / 8,243,115.80-12,358,913.70-4,875,589.40

Finding the Fourth Proportional to 8,243,115.80, 12,358,913.70 and 4,875,589.40

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Solution

The fourth proportional to 8,243,115.80, 12,358,913.70 and 4,875,589.40 is: 7,309,977.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,243,115.80 : 12,358,913.70 = 4,875,589.40 : x
  2. Step 2: Convert to fraction form
    8,243,115.80/12,358,913.70 = 4,875,589.40/x
  3. Step 3: Cross multiply
    8,243,115.80x = 12,358,913.70 × 4,875,589.40
  4. Step 4: Simplify right side
    8,243,115.80x = 60,256,988,631,234.78
  5. Step 5: Solve for x
    x = 60,256,988,631,234.78/8,243,115.80
  6. Step 6: Final answer
    x = 7,309,977.21

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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.