Home / 48,526,616.74-72,825,038.75-18,987,176.79

Finding the Fourth Proportional to 48,526,616.74, 72,825,038.75 and 18,987,176.79

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Solution

The fourth proportional to 48,526,616.74, 72,825,038.75 and 18,987,176.79 is: 28,494,504.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,526,616.74 : 72,825,038.75 = 18,987,176.79 : x
  2. Step 2: Convert to fraction form
    48,526,616.74/72,825,038.75 = 18,987,176.79/x
  3. Step 3: Cross multiply
    48,526,616.74x = 72,825,038.75 × 18,987,176.79
  4. Step 4: Simplify right side
    48,526,616.74x = 1,382,741,885,484,850.50
  5. Step 5: Solve for x
    x = 1,382,741,885,484,850.50/48,526,616.74
  6. Step 6: Final answer
    x = 28,494,504.22

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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.