Home / 19,584,049.80-29,376,074.70-8,220,721.80

Finding the Fourth Proportional to 19,584,049.80, 29,376,074.70 and 8,220,721.80

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Solution

The fourth proportional to 19,584,049.80, 29,376,074.70 and 8,220,721.80 is: 12,331,082.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,584,049.80 : 29,376,074.70 = 8,220,721.80 : x
  2. Step 2: Convert to fraction form
    19,584,049.80/29,376,074.70 = 8,220,721.80/x
  3. Step 3: Cross multiply
    19,584,049.80x = 29,376,074.70 × 8,220,721.80
  4. Step 4: Simplify right side
    19,584,049.80x = 241,492,537,684,718.44
  5. Step 5: Solve for x
    x = 241,492,537,684,718.44/19,584,049.80
  6. Step 6: Final answer
    x = 12,331,082.70

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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.