Home / 13,863,885.44-20,787,823.52-4,276,689.76

Finding the Fourth Proportional to 13,863,885.44, 20,787,823.52 and 4,276,689.76

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Solution

The fourth proportional to 13,863,885.44, 20,787,823.52 and 4,276,689.76 is: 6,412,565.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,863,885.44 : 20,787,823.52 = 4,276,689.76 : x
  2. Step 2: Convert to fraction form
    13,863,885.44/20,787,823.52 = 4,276,689.76/x
  3. Step 3: Cross multiply
    13,863,885.44x = 20,787,823.52 × 4,276,689.76
  4. Step 4: Simplify right side
    13,863,885.44x = 88,903,071,980,671.16
  5. Step 5: Solve for x
    x = 88,903,071,980,671.16/13,863,885.44
  6. Step 6: Final answer
    x = 6,412,565.39

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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.