Home / 13,625,131.52-20,439,278.40-4,528,040.96

Finding the Fourth Proportional to 13,625,131.52, 20,439,278.40 and 4,528,040.96

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Solution

The fourth proportional to 13,625,131.52, 20,439,278.40 and 4,528,040.96 is: 6,792,586.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,625,131.52 : 20,439,278.40 = 4,528,040.96 : x
  2. Step 2: Convert to fraction form
    13,625,131.52/20,439,278.40 = 4,528,040.96/x
  3. Step 3: Cross multiply
    13,625,131.52x = 20,439,278.40 × 4,528,040.96
  4. Step 4: Simplify right side
    13,625,131.52x = 92,549,889,788,043.25
  5. Step 5: Solve for x
    x = 92,549,889,788,043.25/13,625,131.52
  6. Step 6: Final answer
    x = 6,792,586.89

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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.