Home / 13,079,727-19,613,870.64-6,598,814.76

Finding the Fourth Proportional to 13,079,727, 19,613,870.64 and 6,598,814.76

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Solution

The fourth proportional to 13,079,727, 19,613,870.64 and 6,598,814.76 is: 9,895,336.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,079,727 : 19,613,870.64 = 6,598,814.76 : x
  2. Step 2: Convert to fraction form
    13,079,727/19,613,870.64 = 6,598,814.76/x
  3. Step 3: Cross multiply
    13,079,727x = 19,613,870.64 × 6,598,814.76
  4. Step 4: Simplify right side
    13,079,727x = 129,428,299,079,962.64
  5. Step 5: Solve for x
    x = 129,428,299,079,962.64/13,079,727
  6. Step 6: Final answer
    x = 9,895,336.43

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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.