Home / 9,432,131.20-14,148,196.80-7,040,646.70

Finding the Fourth Proportional to 9,432,131.20, 14,148,196.80 and 7,040,646.70

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Solution

The fourth proportional to 9,432,131.20, 14,148,196.80 and 7,040,646.70 is: 10,560,970.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,432,131.20 : 14,148,196.80 = 7,040,646.70 : x
  2. Step 2: Convert to fraction form
    9,432,131.20/14,148,196.80 = 7,040,646.70/x
  3. Step 3: Cross multiply
    9,432,131.20x = 14,148,196.80 × 7,040,646.70
  4. Step 4: Simplify right side
    9,432,131.20x = 99,612,455,110,870.56
  5. Step 5: Solve for x
    x = 99,612,455,110,870.56/9,432,131.20
  6. Step 6: Final answer
    x = 10,560,970.05

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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.