Home / 12,285,956.64-16,953,854.94-6,779,375.76

Finding the Fourth Proportional to 12,285,956.64, 16,953,854.94 and 6,779,375.76

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Solution

The fourth proportional to 12,285,956.64, 16,953,854.94 and 6,779,375.76 is: 9,355,116.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,285,956.64 : 16,953,854.94 = 6,779,375.76 : x
  2. Step 2: Convert to fraction form
    12,285,956.64/16,953,854.94 = 6,779,375.76/x
  3. Step 3: Cross multiply
    12,285,956.64x = 16,953,854.94 × 6,779,375.76
  4. Step 4: Simplify right side
    12,285,956.64x = 114,936,553,218,792.27
  5. Step 5: Solve for x
    x = 114,936,553,218,792.27/12,285,956.64
  6. Step 6: Final answer
    x = 9,355,116.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.