Home / 5,487,629.70-8,231,444.55-5,179,700.10

Finding the Fourth Proportional to 5,487,629.70, 8,231,444.55 and 5,179,700.10

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Solution

The fourth proportional to 5,487,629.70, 8,231,444.55 and 5,179,700.10 is: 7,769,550.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,487,629.70 : 8,231,444.55 = 5,179,700.10 : x
  2. Step 2: Convert to fraction form
    5,487,629.70/8,231,444.55 = 5,179,700.10/x
  3. Step 3: Cross multiply
    5,487,629.70x = 8,231,444.55 × 5,179,700.10
  4. Step 4: Simplify right side
    5,487,629.70x = 42,636,414,158,779.45
  5. Step 5: Solve for x
    x = 42,636,414,158,779.45/5,487,629.70
  6. Step 6: Final answer
    x = 7,769,550.15

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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.