Home / 28,468,848.97-42,694,437.22-10,270,673.13

Finding the Fourth Proportional to 28,468,848.97, 42,694,437.22 and 10,270,673.13

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Solution

The fourth proportional to 28,468,848.97, 42,694,437.22 and 10,270,673.13 is: 15,402,821.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,468,848.97 : 42,694,437.22 = 10,270,673.13 : x
  2. Step 2: Convert to fraction form
    28,468,848.97/42,694,437.22 = 10,270,673.13/x
  3. Step 3: Cross multiply
    28,468,848.97x = 42,694,437.22 × 10,270,673.13
  4. Step 4: Simplify right side
    28,468,848.97x = 438,500,609,290,353.31
  5. Step 5: Solve for x
    x = 438,500,609,290,353.31/28,468,848.97
  6. Step 6: Final answer
    x = 15,402,821.86

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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.