Home / 13,488,002.80-20,190,013.80-13,068,098.80

Finding the Fourth Proportional to 13,488,002.80, 20,190,013.80 and 13,068,098.80

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Solution

The fourth proportional to 13,488,002.80, 20,190,013.80 and 13,068,098.80 is: 19,561,465.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,488,002.80 : 20,190,013.80 = 13,068,098.80 : x
  2. Step 2: Convert to fraction form
    13,488,002.80/20,190,013.80 = 13,068,098.80/x
  3. Step 3: Cross multiply
    13,488,002.80x = 20,190,013.80 × 13,068,098.80
  4. Step 4: Simplify right side
    13,488,002.80x = 263,845,095,111,763.47
  5. Step 5: Solve for x
    x = 263,845,095,111,763.47/13,488,002.80
  6. Step 6: Final answer
    x = 19,561,465.03

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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.