Home / 6,617,100.80-9,927,335.10-3,886,956.92

Finding the Fourth Proportional to 6,617,100.80, 9,927,335.10 and 3,886,956.92

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Solution

The fourth proportional to 6,617,100.80, 9,927,335.10 and 3,886,956.92 is: 5,831,424.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,617,100.80 : 9,927,335.10 = 3,886,956.92 : x
  2. Step 2: Convert to fraction form
    6,617,100.80/9,927,335.10 = 3,886,956.92/x
  3. Step 3: Cross multiply
    6,617,100.80x = 9,927,335.10 × 3,886,956.92
  4. Step 4: Simplify right side
    6,617,100.80x = 38,587,123,903,498.31
  5. Step 5: Solve for x
    x = 38,587,123,903,498.31/6,617,100.80
  6. Step 6: Final answer
    x = 5,831,424.52

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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.