Home / 19,001,264.80-28,483,234.80-9,418,122.40

Finding the Fourth Proportional to 19,001,264.80, 28,483,234.80 and 9,418,122.40

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Solution

The fourth proportional to 19,001,264.80, 28,483,234.80 and 9,418,122.40 is: 14,117,933.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,001,264.80 : 28,483,234.80 = 9,418,122.40 : x
  2. Step 2: Convert to fraction form
    19,001,264.80/28,483,234.80 = 9,418,122.40/x
  3. Step 3: Cross multiply
    19,001,264.80x = 28,483,234.80 × 9,418,122.40
  4. Step 4: Simplify right side
    19,001,264.80x = 268,258,591,694,339.53
  5. Step 5: Solve for x
    x = 268,258,591,694,339.53/19,001,264.80
  6. Step 6: Final answer
    x = 14,117,933.44

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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.