Home / 5,457,617.40-8,186,426.10-3,331,853.40

Finding the Fourth Proportional to 5,457,617.40, 8,186,426.10 and 3,331,853.40

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Solution

The fourth proportional to 5,457,617.40, 8,186,426.10 and 3,331,853.40 is: 4,997,780.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,457,617.40 : 8,186,426.10 = 3,331,853.40 : x
  2. Step 2: Convert to fraction form
    5,457,617.40/8,186,426.10 = 3,331,853.40/x
  3. Step 3: Cross multiply
    5,457,617.40x = 8,186,426.10 × 3,331,853.40
  4. Step 4: Simplify right side
    5,457,617.40x = 27,275,971,635,133.74
  5. Step 5: Solve for x
    x = 27,275,971,635,133.74/5,457,617.40
  6. Step 6: Final answer
    x = 4,997,780.10

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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.