Home / 12,352,218.80-18,528,328.20-3,376,770.80

Finding the Fourth Proportional to 12,352,218.80, 18,528,328.20 and 3,376,770.80

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Solution

The fourth proportional to 12,352,218.80, 18,528,328.20 and 3,376,770.80 is: 5,065,156.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,352,218.80 : 18,528,328.20 = 3,376,770.80 : x
  2. Step 2: Convert to fraction form
    12,352,218.80/18,528,328.20 = 3,376,770.80/x
  3. Step 3: Cross multiply
    12,352,218.80x = 18,528,328.20 × 3,376,770.80
  4. Step 4: Simplify right side
    12,352,218.80x = 62,565,917,638,576.55
  5. Step 5: Solve for x
    x = 62,565,917,638,576.55/12,352,218.80
  6. Step 6: Final answer
    x = 5,065,156.20

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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.