Home / 5,778,047.20-8,667,070.80-4,098,431.20

Finding the Fourth Proportional to 5,778,047.20, 8,667,070.80 and 4,098,431.20

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Solution

The fourth proportional to 5,778,047.20, 8,667,070.80 and 4,098,431.20 is: 6,147,646.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,778,047.20 : 8,667,070.80 = 4,098,431.20 : x
  2. Step 2: Convert to fraction form
    5,778,047.20/8,667,070.80 = 4,098,431.20/x
  3. Step 3: Cross multiply
    5,778,047.20x = 8,667,070.80 × 4,098,431.20
  4. Step 4: Simplify right side
    5,778,047.20x = 35,521,393,379,328.96
  5. Step 5: Solve for x
    x = 35,521,393,379,328.96/5,778,047.20
  6. Step 6: Final answer
    x = 6,147,646.80

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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.