Home / 38,495,882.95-53,111,240.22-21,964,131.25

Finding the Fourth Proportional to 38,495,882.95, 53,111,240.22 and 21,964,131.25

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Solution

The fourth proportional to 38,495,882.95, 53,111,240.22 and 21,964,131.25 is: 30,303,039.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,495,882.95 : 53,111,240.22 = 21,964,131.25 : x
  2. Step 2: Convert to fraction form
    38,495,882.95/53,111,240.22 = 21,964,131.25/x
  3. Step 3: Cross multiply
    38,495,882.95x = 53,111,240.22 × 21,964,131.25
  4. Step 4: Simplify right side
    38,495,882.95x = 1,166,542,251,105,429.50
  5. Step 5: Solve for x
    x = 1,166,542,251,105,429.50/38,495,882.95
  6. Step 6: Final answer
    x = 30,303,039.22

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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.