Home / 39,383,759.10-59,049,066.60-18,923,280.60

Finding the Fourth Proportional to 39,383,759.10, 59,049,066.60 and 18,923,280.60

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Solution

The fourth proportional to 39,383,759.10, 59,049,066.60 and 18,923,280.60 is: 28,372,153.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,383,759.10 : 59,049,066.60 = 18,923,280.60 : x
  2. Step 2: Convert to fraction form
    39,383,759.10/59,049,066.60 = 18,923,280.60/x
  3. Step 3: Cross multiply
    39,383,759.10x = 59,049,066.60 × 18,923,280.60
  4. Step 4: Simplify right side
    39,383,759.10x = 1,117,402,056,439,888.12
  5. Step 5: Solve for x
    x = 1,117,402,056,439,888.12/39,383,759.10
  6. Step 6: Final answer
    x = 28,372,153.45

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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.