Home / 19,400,673.12-29,105,685.34-7,270,242.52

Finding the Fourth Proportional to 19,400,673.12, 29,105,685.34 and 7,270,242.52

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Solution

The fourth proportional to 19,400,673.12, 29,105,685.34 and 7,270,242.52 is: 10,907,115.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,400,673.12 : 29,105,685.34 = 7,270,242.52 : x
  2. Step 2: Convert to fraction form
    19,400,673.12/29,105,685.34 = 7,270,242.52/x
  3. Step 3: Cross multiply
    19,400,673.12x = 29,105,685.34 × 7,270,242.52
  4. Step 4: Simplify right side
    19,400,673.12x = 211,605,391,132,608.66
  5. Step 5: Solve for x
    x = 211,605,391,132,608.66/19,400,673.12
  6. Step 6: Final answer
    x = 10,907,115.95

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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.