Home / 19,788,053.78-27,306,854.02-10,967,129.18

Finding the Fourth Proportional to 19,788,053.78, 27,306,854.02 and 10,967,129.18

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Solution

The fourth proportional to 19,788,053.78, 27,306,854.02 and 10,967,129.18 is: 15,134,272.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,788,053.78 : 27,306,854.02 = 10,967,129.18 : x
  2. Step 2: Convert to fraction form
    19,788,053.78/27,306,854.02 = 10,967,129.18/x
  3. Step 3: Cross multiply
    19,788,053.78x = 27,306,854.02 × 10,967,129.18
  4. Step 4: Simplify right side
    19,788,053.78x = 299,477,795,441,057.31
  5. Step 5: Solve for x
    x = 299,477,795,441,057.31/19,788,053.78
  6. Step 6: Final answer
    x = 15,134,272.36

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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.