Home / 23,318,100.74-32,162,317.51-20,215,075.79

Finding the Fourth Proportional to 23,318,100.74, 32,162,317.51 and 20,215,075.79

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Solution

The fourth proportional to 23,318,100.74, 32,162,317.51 and 20,215,075.79 is: 27,882,360.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,318,100.74 : 32,162,317.51 = 20,215,075.79 : x
  2. Step 2: Convert to fraction form
    23,318,100.74/32,162,317.51 = 20,215,075.79/x
  3. Step 3: Cross multiply
    23,318,100.74x = 32,162,317.51 × 20,215,075.79
  4. Step 4: Simplify right side
    23,318,100.74x = 650,163,686,046,694.12
  5. Step 5: Solve for x
    x = 650,163,686,046,694.12/23,318,100.74
  6. Step 6: Final answer
    x = 27,882,360.29

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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.