Home / 13,370,162.20-20,062,695.10-7,222,020.04

Finding the Fourth Proportional to 13,370,162.20, 20,062,695.10 and 7,222,020.04

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Solution

The fourth proportional to 13,370,162.20, 20,062,695.10 and 7,222,020.04 is: 10,837,055.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,370,162.20 : 20,062,695.10 = 7,222,020.04 : x
  2. Step 2: Convert to fraction form
    13,370,162.20/20,062,695.10 = 7,222,020.04/x
  3. Step 3: Cross multiply
    13,370,162.20x = 20,062,695.10 × 7,222,020.04
  4. Step 4: Simplify right side
    13,370,162.20x = 144,893,186,068,609.81
  5. Step 5: Solve for x
    x = 144,893,186,068,609.81/13,370,162.20
  6. Step 6: Final answer
    x = 10,837,055.22

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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.