Home / 13,580,636.14-20,370,959.72-3,345,695.02

Finding the Fourth Proportional to 13,580,636.14, 20,370,959.72 and 3,345,695.02

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Solution

The fourth proportional to 13,580,636.14, 20,370,959.72 and 3,345,695.02 is: 5,018,543.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,580,636.14 : 20,370,959.72 = 3,345,695.02 : x
  2. Step 2: Convert to fraction form
    13,580,636.14/20,370,959.72 = 3,345,695.02/x
  3. Step 3: Cross multiply
    13,580,636.14x = 20,370,959.72 × 3,345,695.02
  4. Step 4: Simplify right side
    13,580,636.14x = 68,155,018,487,824.59
  5. Step 5: Solve for x
    x = 68,155,018,487,824.59/13,580,636.14
  6. Step 6: Final answer
    x = 5,018,543.89

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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.