Home / 42,890,963.90-59,190,129.61-23,311,846.40

Finding the Fourth Proportional to 42,890,963.90, 59,190,129.61 and 23,311,846.40

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Solution

The fourth proportional to 42,890,963.90, 59,190,129.61 and 23,311,846.40 is: 32,170,673.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,890,963.90 : 59,190,129.61 = 23,311,846.40 : x
  2. Step 2: Convert to fraction form
    42,890,963.90/59,190,129.61 = 23,311,846.40/x
  3. Step 3: Cross multiply
    42,890,963.90x = 59,190,129.61 × 23,311,846.40
  4. Step 4: Simplify right side
    42,890,963.90x = 1,379,831,209,510,181.75
  5. Step 5: Solve for x
    x = 1,379,831,209,510,181.75/42,890,963.90
  6. Step 6: Final answer
    x = 32,170,673.83

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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.