Home / 14,471,142.40-21,706,713.60-3,688,422.40

Finding the Fourth Proportional to 14,471,142.40, 21,706,713.60 and 3,688,422.40

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Solution

The fourth proportional to 14,471,142.40, 21,706,713.60 and 3,688,422.40 is: 5,532,633.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,471,142.40 : 21,706,713.60 = 3,688,422.40 : x
  2. Step 2: Convert to fraction form
    14,471,142.40/21,706,713.60 = 3,688,422.40/x
  3. Step 3: Cross multiply
    14,471,142.40x = 21,706,713.60 × 3,688,422.40
  4. Step 4: Simplify right side
    14,471,142.40x = 80,063,528,672,624.64
  5. Step 5: Solve for x
    x = 80,063,528,672,624.64/14,471,142.40
  6. Step 6: Final answer
    x = 5,532,633.60

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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.