Home / 39,383,760.10-59,049,068.10-18,923,281.60

Finding the Fourth Proportional to 39,383,760.10, 59,049,068.10 and 18,923,281.60

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Solution

The fourth proportional to 39,383,760.10, 59,049,068.10 and 18,923,281.60 is: 28,372,154.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,383,760.10 : 59,049,068.10 = 18,923,281.60 : x
  2. Step 2: Convert to fraction form
    39,383,760.10/59,049,068.10 = 18,923,281.60/x
  3. Step 3: Cross multiply
    39,383,760.10x = 59,049,068.10 × 18,923,281.60
  4. Step 4: Simplify right side
    39,383,760.10x = 1,117,402,143,873,877.12
  5. Step 5: Solve for x
    x = 1,117,402,143,873,877.12/39,383,760.10
  6. Step 6: Final answer
    x = 28,372,154.94

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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.