Home / 14,601,685.72-20,149,818.73-8,406,527.08

Finding the Fourth Proportional to 14,601,685.72, 20,149,818.73 and 8,406,527.08

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Solution

The fourth proportional to 14,601,685.72, 20,149,818.73 and 8,406,527.08 is: 11,600,715.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,601,685.72 : 20,149,818.73 = 8,406,527.08 : x
  2. Step 2: Convert to fraction form
    14,601,685.72/20,149,818.73 = 8,406,527.08/x
  3. Step 3: Cross multiply
    14,601,685.72x = 20,149,818.73 × 8,406,527.08
  4. Step 4: Simplify right side
    14,601,685.72x = 169,389,996,810,836.22
  5. Step 5: Solve for x
    x = 169,389,996,810,836.22/14,601,685.72
  6. Step 6: Final answer
    x = 11,600,715.15

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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.