Home / 17,382,677.60-26,074,016.40-12,903,701.60

Finding the Fourth Proportional to 17,382,677.60, 26,074,016.40 and 12,903,701.60

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Solution

The fourth proportional to 17,382,677.60, 26,074,016.40 and 12,903,701.60 is: 19,355,552.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,382,677.60 : 26,074,016.40 = 12,903,701.60 : x
  2. Step 2: Convert to fraction form
    17,382,677.60/26,074,016.40 = 12,903,701.60/x
  3. Step 3: Cross multiply
    17,382,677.60x = 26,074,016.40 × 12,903,701.60
  4. Step 4: Simplify right side
    17,382,677.60x = 336,451,327,139,106.19
  5. Step 5: Solve for x
    x = 336,451,327,139,106.19/17,382,677.60
  6. Step 6: Final answer
    x = 19,355,552.40

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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.