Home / 7,708,032.06-11,558,264.68-3,812,988.90

Finding the Fourth Proportional to 7,708,032.06, 11,558,264.68 and 3,812,988.90

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Solution

The fourth proportional to 7,708,032.06, 11,558,264.68 and 3,812,988.90 is: 5,717,611.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,708,032.06 : 11,558,264.68 = 3,812,988.90 : x
  2. Step 2: Convert to fraction form
    7,708,032.06/11,558,264.68 = 3,812,988.90/x
  3. Step 3: Cross multiply
    7,708,032.06x = 11,558,264.68 × 3,812,988.90
  4. Step 4: Simplify right side
    7,708,032.06x = 44,071,534,928,102.05
  5. Step 5: Solve for x
    x = 44,071,534,928,102.05/7,708,032.06
  6. Step 6: Final answer
    x = 5,717,611.78

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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.