Home / 8,087,528.40-12,131,292.60-4,308,392.40

Finding the Fourth Proportional to 8,087,528.40, 12,131,292.60 and 4,308,392.40

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Solution

The fourth proportional to 8,087,528.40, 12,131,292.60 and 4,308,392.40 is: 6,462,588.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,087,528.40 : 12,131,292.60 = 4,308,392.40 : x
  2. Step 2: Convert to fraction form
    8,087,528.40/12,131,292.60 = 4,308,392.40/x
  3. Step 3: Cross multiply
    8,087,528.40x = 12,131,292.60 × 4,308,392.40
  4. Step 4: Simplify right side
    8,087,528.40x = 52,266,368,840,016.24
  5. Step 5: Solve for x
    x = 52,266,368,840,016.24/8,087,528.40
  6. Step 6: Final answer
    x = 6,462,588.60

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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.