Home / 40,367,085.10-60,509,293.35-19,865,272.30

Finding the Fourth Proportional to 40,367,085.10, 60,509,293.35 and 19,865,272.30

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Solution

The fourth proportional to 40,367,085.10, 60,509,293.35 and 19,865,272.30 is: 29,777,567.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,367,085.10 : 60,509,293.35 = 19,865,272.30 : x
  2. Step 2: Convert to fraction form
    40,367,085.10/60,509,293.35 = 19,865,272.30/x
  3. Step 3: Cross multiply
    40,367,085.10x = 60,509,293.35 × 19,865,272.30
  4. Step 4: Simplify right side
    40,367,085.10x = 1,202,033,589,078,329.25
  5. Step 5: Solve for x
    x = 1,202,033,589,078,329.25/40,367,085.10
  6. Step 6: Final answer
    x = 29,777,567.20

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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.