Home / 13,852,042.10-20,778,063.15-4,270,357.70

Finding the Fourth Proportional to 13,852,042.10, 20,778,063.15 and 4,270,357.70

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Solution

The fourth proportional to 13,852,042.10, 20,778,063.15 and 4,270,357.70 is: 6,405,536.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,852,042.10 : 20,778,063.15 = 4,270,357.70 : x
  2. Step 2: Convert to fraction form
    13,852,042.10/20,778,063.15 = 4,270,357.70/x
  3. Step 3: Cross multiply
    13,852,042.10x = 20,778,063.15 × 4,270,357.70
  4. Step 4: Simplify right side
    13,852,042.10x = 88,729,761,963,688.75
  5. Step 5: Solve for x
    x = 88,729,761,963,688.75/13,852,042.10
  6. Step 6: Final answer
    x = 6,405,536.55

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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.