Home / 31,543,398.20-47,315,097.30-14,537,286.20

Finding the Fourth Proportional to 31,543,398.20, 47,315,097.30 and 14,537,286.20

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Solution

The fourth proportional to 31,543,398.20, 47,315,097.30 and 14,537,286.20 is: 21,805,929.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,543,398.20 : 47,315,097.30 = 14,537,286.20 : x
  2. Step 2: Convert to fraction form
    31,543,398.20/47,315,097.30 = 14,537,286.20/x
  3. Step 3: Cross multiply
    31,543,398.20x = 47,315,097.30 × 14,537,286.20
  4. Step 4: Simplify right side
    31,543,398.20x = 687,833,111,030,947.12
  5. Step 5: Solve for x
    x = 687,833,111,030,947.12/31,543,398.20
  6. Step 6: Final answer
    x = 21,805,929.30

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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.