Home / 8,979,956.74-12,392,153.58-5,059,914.76

Finding the Fourth Proportional to 8,979,956.74, 12,392,153.58 and 5,059,914.76

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Solution

The fourth proportional to 8,979,956.74, 12,392,153.58 and 5,059,914.76 is: 6,982,577.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,979,956.74 : 12,392,153.58 = 5,059,914.76 : x
  2. Step 2: Convert to fraction form
    8,979,956.74/12,392,153.58 = 5,059,914.76/x
  3. Step 3: Cross multiply
    8,979,956.74x = 12,392,153.58 × 5,059,914.76
  4. Step 4: Simplify right side
    8,979,956.74x = 62,703,240,807,628.84
  5. Step 5: Solve for x
    x = 62,703,240,807,628.84/8,979,956.74
  6. Step 6: Final answer
    x = 6,982,577.16

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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.