Home / 39,176,703.04-54,063,161.76-21,773,047.36

Finding the Fourth Proportional to 39,176,703.04, 54,063,161.76 and 21,773,047.36

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Solution

The fourth proportional to 39,176,703.04, 54,063,161.76 and 21,773,047.36 is: 30,046,422.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,176,703.04 : 54,063,161.76 = 21,773,047.36 : x
  2. Step 2: Convert to fraction form
    39,176,703.04/54,063,161.76 = 21,773,047.36/x
  3. Step 3: Cross multiply
    39,176,703.04x = 54,063,161.76 × 21,773,047.36
  4. Step 4: Simplify right side
    39,176,703.04x = 1,177,119,781,431,821
  5. Step 5: Solve for x
    x = 1,177,119,781,431,821/39,176,703.04
  6. Step 6: Final answer
    x = 30,046,422.75

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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.