Home / 54,455,801.90-81,683,702.85-54,136,937.30

Finding the Fourth Proportional to 54,455,801.90, 81,683,702.85 and 54,136,937.30

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Solution

The fourth proportional to 54,455,801.90, 81,683,702.85 and 54,136,937.30 is: 81,205,405.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,455,801.90 : 81,683,702.85 = 54,136,937.30 : x
  2. Step 2: Convert to fraction form
    54,455,801.90/81,683,702.85 = 54,136,937.30/x
  3. Step 3: Cross multiply
    54,455,801.90x = 81,683,702.85 × 54,136,937.30
  4. Step 4: Simplify right side
    54,455,801.90x = 4,422,105,499,622,280.50
  5. Step 5: Solve for x
    x = 4,422,105,499,622,280.50/54,455,801.90
  6. Step 6: Final answer
    x = 81,205,405.95

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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.