Home / 49,569,435.78-74,383,255.35-20,813,360.10

Finding the Fourth Proportional to 49,569,435.78, 74,383,255.35 and 20,813,360.10

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Solution

The fourth proportional to 49,569,435.78, 74,383,255.35 and 20,813,360.10 is: 31,232,259.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,569,435.78 : 74,383,255.35 = 20,813,360.10 : x
  2. Step 2: Convert to fraction form
    49,569,435.78/74,383,255.35 = 20,813,360.10/x
  3. Step 3: Cross multiply
    49,569,435.78x = 74,383,255.35 × 20,813,360.10
  4. Step 4: Simplify right side
    49,569,435.78x = 1,548,165,479,009,801.50
  5. Step 5: Solve for x
    x = 1,548,165,479,009,801.50/49,569,435.78
  6. Step 6: Final answer
    x = 31,232,259.45

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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.