Home / 23,321,421.74-32,193,881.88-15,065,509.46

Finding the Fourth Proportional to 23,321,421.74, 32,193,881.88 and 15,065,509.46

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Solution

The fourth proportional to 23,321,421.74, 32,193,881.88 and 15,065,509.46 is: 20,797,069.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,321,421.74 : 32,193,881.88 = 15,065,509.46 : x
  2. Step 2: Convert to fraction form
    23,321,421.74/32,193,881.88 = 15,065,509.46/x
  3. Step 3: Cross multiply
    23,321,421.74x = 32,193,881.88 × 15,065,509.46
  4. Step 4: Simplify right side
    23,321,421.74x = 485,017,232,017,262.62
  5. Step 5: Solve for x
    x = 485,017,232,017,262.62/23,321,421.74
  6. Step 6: Final answer
    x = 20,797,069.64

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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.