Home / 12,979,225.92-19,455,109.92-4,888,700.96

Finding the Fourth Proportional to 12,979,225.92, 19,455,109.92 and 4,888,700.96

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Solution

The fourth proportional to 12,979,225.92, 19,455,109.92 and 4,888,700.96 is: 7,327,880.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,979,225.92 : 19,455,109.92 = 4,888,700.96 : x
  2. Step 2: Convert to fraction form
    12,979,225.92/19,455,109.92 = 4,888,700.96/x
  3. Step 3: Cross multiply
    12,979,225.92x = 19,455,109.92 × 4,888,700.96
  4. Step 4: Simplify right side
    12,979,225.92x = 95,110,214,542,809.53
  5. Step 5: Solve for x
    x = 95,110,214,542,809.53/12,979,225.92
  6. Step 6: Final answer
    x = 7,327,880.35

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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.