Home / 8,194,008.60-12,291,012.90-5,643,091.80

Finding the Fourth Proportional to 8,194,008.60, 12,291,012.90 and 5,643,091.80

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Solution

The fourth proportional to 8,194,008.60, 12,291,012.90 and 5,643,091.80 is: 8,464,637.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,194,008.60 : 12,291,012.90 = 5,643,091.80 : x
  2. Step 2: Convert to fraction form
    8,194,008.60/12,291,012.90 = 5,643,091.80/x
  3. Step 3: Cross multiply
    8,194,008.60x = 12,291,012.90 × 5,643,091.80
  4. Step 4: Simplify right side
    8,194,008.60x = 69,359,314,109,684.22
  5. Step 5: Solve for x
    x = 69,359,314,109,684.22/8,194,008.60
  6. Step 6: Final answer
    x = 8,464,637.70

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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.