Home / 7,389,814.29-10,197,847.40-4,126,686.36

Finding the Fourth Proportional to 7,389,814.29, 10,197,847.40 and 4,126,686.36

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Solution

The fourth proportional to 7,389,814.29, 10,197,847.40 and 4,126,686.36 is: 5,694,773.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,389,814.29 : 10,197,847.40 = 4,126,686.36 : x
  2. Step 2: Convert to fraction form
    7,389,814.29/10,197,847.40 = 4,126,686.36/x
  3. Step 3: Cross multiply
    7,389,814.29x = 10,197,847.40 × 4,126,686.36
  4. Step 4: Simplify right side
    7,389,814.29x = 42,083,317,746,308.03
  5. Step 5: Solve for x
    x = 42,083,317,746,308.03/7,389,814.29
  6. Step 6: Final answer
    x = 5,694,773.39

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.