Home / 5,328,015.10-7,992,022.65-5,290,690.30

Finding the Fourth Proportional to 5,328,015.10, 7,992,022.65 and 5,290,690.30

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Solution

The fourth proportional to 5,328,015.10, 7,992,022.65 and 5,290,690.30 is: 7,936,035.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,328,015.10 : 7,992,022.65 = 5,290,690.30 : x
  2. Step 2: Convert to fraction form
    5,328,015.10/7,992,022.65 = 5,290,690.30/x
  3. Step 3: Cross multiply
    5,328,015.10x = 7,992,022.65 × 5,290,690.30
  4. Step 4: Simplify right side
    5,328,015.10x = 42,283,316,711,735.30
  5. Step 5: Solve for x
    x = 42,283,316,711,735.30/5,328,015.10
  6. Step 6: Final answer
    x = 7,936,035.45

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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.