Home / 39,280,018.10-54,206,441.63-22,769,719.35

Finding the Fourth Proportional to 39,280,018.10, 54,206,441.63 and 22,769,719.35

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Solution

The fourth proportional to 39,280,018.10, 54,206,441.63 and 22,769,719.35 is: 31,422,222.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,280,018.10 : 54,206,441.63 = 22,769,719.35 : x
  2. Step 2: Convert to fraction form
    39,280,018.10/54,206,441.63 = 22,769,719.35/x
  3. Step 3: Cross multiply
    39,280,018.10x = 54,206,441.63 × 22,769,719.35
  4. Step 4: Simplify right side
    39,280,018.10x = 1,234,265,462,645,520.25
  5. Step 5: Solve for x
    x = 1,234,265,462,645,520.25/39,280,018.10
  6. Step 6: Final answer
    x = 31,422,222.35

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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.