Home / 13,156,778.41-19,736,521.28-4,966,319.44

Finding the Fourth Proportional to 13,156,778.41, 19,736,521.28 and 4,966,319.44

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Solution

The fourth proportional to 13,156,778.41, 19,736,521.28 and 4,966,319.44 is: 7,449,990.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,156,778.41 : 19,736,521.28 = 4,966,319.44 : x
  2. Step 2: Convert to fraction form
    13,156,778.41/19,736,521.28 = 4,966,319.44/x
  3. Step 3: Cross multiply
    13,156,778.41x = 19,736,521.28 × 4,966,319.44
  4. Step 4: Simplify right side
    13,156,778.41x = 98,017,869,232,247.80
  5. Step 5: Solve for x
    x = 98,017,869,232,247.80/13,156,778.41
  6. Step 6: Final answer
    x = 7,449,990.12

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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.