Home / 8,158,056.40-11,258,439.06-4,487,314.42

Finding the Fourth Proportional to 8,158,056.40, 11,258,439.06 and 4,487,314.42

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Solution

The fourth proportional to 8,158,056.40, 11,258,439.06 and 4,487,314.42 is: 6,192,670.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,158,056.40 : 11,258,439.06 = 4,487,314.42 : x
  2. Step 2: Convert to fraction form
    8,158,056.40/11,258,439.06 = 4,487,314.42/x
  3. Step 3: Cross multiply
    8,158,056.40x = 11,258,439.06 × 4,487,314.42
  4. Step 4: Simplify right side
    8,158,056.40x = 50,520,155,940,629.25
  5. Step 5: Solve for x
    x = 50,520,155,940,629.25/8,158,056.40
  6. Step 6: Final answer
    x = 6,192,670.59

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1.5x scale

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.