Home / 9,406,294.28-12,983,448.66-6,143,607.80

Finding the Fourth Proportional to 9,406,294.28, 12,983,448.66 and 6,143,607.80

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Solution

The fourth proportional to 9,406,294.28, 12,983,448.66 and 6,143,607.80 is: 8,479,983.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,406,294.28 : 12,983,448.66 = 6,143,607.80 : x
  2. Step 2: Convert to fraction form
    9,406,294.28/12,983,448.66 = 6,143,607.80/x
  3. Step 3: Cross multiply
    9,406,294.28x = 12,983,448.66 × 6,143,607.80
  4. Step 4: Simplify right side
    9,406,294.28x = 79,765,216,458,475.55
  5. Step 5: Solve for x
    x = 79,765,216,458,475.55/9,406,294.28
  6. Step 6: Final answer
    x = 8,479,983.09

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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.