Home / 5,778,046.70-8,667,070.05-4,098,430.70

Finding the Fourth Proportional to 5,778,046.70, 8,667,070.05 and 4,098,430.70

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Solution

The fourth proportional to 5,778,046.70, 8,667,070.05 and 4,098,430.70 is: 6,147,646.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,778,046.70 : 8,667,070.05 = 4,098,430.70 : x
  2. Step 2: Convert to fraction form
    5,778,046.70/8,667,070.05 = 4,098,430.70/x
  3. Step 3: Cross multiply
    5,778,046.70x = 8,667,070.05 × 4,098,430.70
  4. Step 4: Simplify right side
    5,778,046.70x = 35,521,385,971,970.54
  5. Step 5: Solve for x
    x = 35,521,385,971,970.54/5,778,046.70
  6. Step 6: Final answer
    x = 6,147,646.05

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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.