Home / 43,132,922.10-64,699,383.15-20,458,106.10

Finding the Fourth Proportional to 43,132,922.10, 64,699,383.15 and 20,458,106.10

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Solution

The fourth proportional to 43,132,922.10, 64,699,383.15 and 20,458,106.10 is: 30,687,159.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,132,922.10 : 64,699,383.15 = 20,458,106.10 : x
  2. Step 2: Convert to fraction form
    43,132,922.10/64,699,383.15 = 20,458,106.10/x
  3. Step 3: Cross multiply
    43,132,922.10x = 64,699,383.15 × 20,458,106.10
  4. Step 4: Simplify right side
    43,132,922.10x = 1,323,626,845,087,252.25
  5. Step 5: Solve for x
    x = 1,323,626,845,087,252.25/43,132,922.10
  6. Step 6: Final answer
    x = 30,687,159.15

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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.