Home / 7,158,334.08-10,736,114.78-2,781,465.86

Finding the Fourth Proportional to 7,158,334.08, 10,736,114.78 and 2,781,465.86

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Solution

The fourth proportional to 7,158,334.08, 10,736,114.78 and 2,781,465.86 is: 4,171,660.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,158,334.08 : 10,736,114.78 = 2,781,465.86 : x
  2. Step 2: Convert to fraction form
    7,158,334.08/10,736,114.78 = 2,781,465.86/x
  3. Step 3: Cross multiply
    7,158,334.08x = 10,736,114.78 × 2,781,465.86
  4. Step 4: Simplify right side
    7,158,334.08x = 29,862,136,729,611.41
  5. Step 5: Solve for x
    x = 29,862,136,729,611.41/7,158,334.08
  6. Step 6: Final answer
    x = 4,171,660.11

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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.