Home / 39,359,300.10-59,056,001.46-21,142,240.80

Finding the Fourth Proportional to 39,359,300.10, 59,056,001.46 and 21,142,240.80

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Solution

The fourth proportional to 39,359,300.10, 59,056,001.46 and 21,142,240.80 is: 31,722,520.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,359,300.10 : 59,056,001.46 = 21,142,240.80 : x
  2. Step 2: Convert to fraction form
    39,359,300.10/59,056,001.46 = 21,142,240.80/x
  3. Step 3: Cross multiply
    39,359,300.10x = 59,056,001.46 × 21,142,240.80
  4. Step 4: Simplify right side
    39,359,300.10x = 1,248,576,203,552,471.75
  5. Step 5: Solve for x
    x = 1,248,576,203,552,471.75/39,359,300.10
  6. Step 6: Final answer
    x = 31,722,520.48

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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.