Home / 26,331,657.76-36,323,055.04-15,317,168.32

Finding the Fourth Proportional to 26,331,657.76, 36,323,055.04 and 15,317,168.32

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Solution

The fourth proportional to 26,331,657.76, 36,323,055.04 and 15,317,168.32 is: 21,129,180.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,331,657.76 : 36,323,055.04 = 15,317,168.32 : x
  2. Step 2: Convert to fraction form
    26,331,657.76/36,323,055.04 = 15,317,168.32/x
  3. Step 3: Cross multiply
    26,331,657.76x = 36,323,055.04 × 15,317,168.32
  4. Step 4: Simplify right side
    26,331,657.76x = 556,366,347,944,304.31
  5. Step 5: Solve for x
    x = 556,366,347,944,304.31/26,331,657.76
  6. Step 6: Final answer
    x = 21,129,180.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.