Home / 8,927,919.40-12,320,632.20-4,954,272.16

Finding the Fourth Proportional to 8,927,919.40, 12,320,632.20 and 4,954,272.16

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Solution

The fourth proportional to 8,927,919.40, 12,320,632.20 and 4,954,272.16 is: 6,836,952.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,927,919.40 : 12,320,632.20 = 4,954,272.16 : x
  2. Step 2: Convert to fraction form
    8,927,919.40/12,320,632.20 = 4,954,272.16/x
  3. Step 3: Cross multiply
    8,927,919.40x = 12,320,632.20 × 4,954,272.16
  4. Step 4: Simplify right side
    8,927,919.40x = 61,039,765,102,059.55
  5. Step 5: Solve for x
    x = 61,039,765,102,059.55/8,927,919.40
  6. Step 6: Final answer
    x = 6,836,952.97

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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.