Home / 38,534,435.87-53,126,077.50-30,613,260.38

Finding the Fourth Proportional to 38,534,435.87, 53,126,077.50 and 30,613,260.38

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Solution

The fourth proportional to 38,534,435.87, 53,126,077.50 and 30,613,260.38 is: 42,205,430.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,534,435.87 : 53,126,077.50 = 30,613,260.38 : x
  2. Step 2: Convert to fraction form
    38,534,435.87/53,126,077.50 = 30,613,260.38/x
  3. Step 3: Cross multiply
    38,534,435.87x = 53,126,077.50 × 30,613,260.38
  4. Step 4: Simplify right side
    38,534,435.87x = 1,626,362,443,209,929
  5. Step 5: Solve for x
    x = 1,626,362,443,209,929/38,534,435.87
  6. Step 6: Final answer
    x = 42,205,430.20

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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.