Home / 5,213,612.70-7,820,419.05-4,835,699.10

Finding the Fourth Proportional to 5,213,612.70, 7,820,419.05 and 4,835,699.10

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Solution

The fourth proportional to 5,213,612.70, 7,820,419.05 and 4,835,699.10 is: 7,253,548.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,213,612.70 : 7,820,419.05 = 4,835,699.10 : x
  2. Step 2: Convert to fraction form
    5,213,612.70/7,820,419.05 = 4,835,699.10/x
  3. Step 3: Cross multiply
    5,213,612.70x = 7,820,419.05 × 4,835,699.10
  4. Step 4: Simplify right side
    5,213,612.70x = 37,817,193,361,707.85
  5. Step 5: Solve for x
    x = 37,817,193,361,707.85/5,213,612.70
  6. Step 6: Final answer
    x = 7,253,548.65

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Double scale
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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.