Home / 10,008,536.31-13,811,800.46-5,424,860.79

Finding the Fourth Proportional to 10,008,536.31, 13,811,800.46 and 5,424,860.79

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Solution

The fourth proportional to 10,008,536.31, 13,811,800.46 and 5,424,860.79 is: 7,486,318.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,008,536.31 : 13,811,800.46 = 5,424,860.79 : x
  2. Step 2: Convert to fraction form
    10,008,536.31/13,811,800.46 = 5,424,860.79/x
  3. Step 3: Cross multiply
    10,008,536.31x = 13,811,800.46 × 5,424,860.79
  4. Step 4: Simplify right side
    10,008,536.31x = 74,927,094,727,633.66
  5. Step 5: Solve for x
    x = 74,927,094,727,633.66/10,008,536.31
  6. Step 6: Final answer
    x = 7,486,318.92

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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.