Home / 9,406,293.28-12,983,447.28-6,143,606.80

Finding the Fourth Proportional to 9,406,293.28, 12,983,447.28 and 6,143,606.80

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Solution

The fourth proportional to 9,406,293.28, 12,983,447.28 and 6,143,606.80 is: 8,479,981.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,406,293.28 : 12,983,447.28 = 6,143,606.80 : x
  2. Step 2: Convert to fraction form
    9,406,293.28/12,983,447.28 = 6,143,606.80/x
  3. Step 3: Cross multiply
    9,406,293.28x = 12,983,447.28 × 6,143,606.80
  4. Step 4: Simplify right side
    9,406,293.28x = 79,765,194,996,849.50
  5. Step 5: Solve for x
    x = 79,765,194,996,849.50/9,406,293.28
  6. Step 6: Final answer
    x = 8,479,981.71

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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.