Home / 49,457,102.32-68,171,970.68-38,986,056.32

Finding the Fourth Proportional to 49,457,102.32, 68,171,970.68 and 38,986,056.32

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Solution

The fourth proportional to 49,457,102.32, 68,171,970.68 and 38,986,056.32 is: 53,738,617.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,457,102.32 : 68,171,970.68 = 38,986,056.32 : x
  2. Step 2: Convert to fraction form
    49,457,102.32/68,171,970.68 = 38,986,056.32/x
  3. Step 3: Cross multiply
    49,457,102.32x = 68,171,970.68 × 38,986,056.32
  4. Step 4: Simplify right side
    49,457,102.32x = 2,657,756,288,375,869
  5. Step 5: Solve for x
    x = 2,657,756,288,375,869/49,457,102.32
  6. Step 6: Final answer
    x = 53,738,617.18

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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.