Home / 39,879,126.62-55,051,581.04-23,356,970.38

Finding the Fourth Proportional to 39,879,126.62, 55,051,581.04 and 23,356,970.38

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Solution

The fourth proportional to 39,879,126.62, 55,051,581.04 and 23,356,970.38 is: 32,243,387.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,879,126.62 : 55,051,581.04 = 23,356,970.38 : x
  2. Step 2: Convert to fraction form
    39,879,126.62/55,051,581.04 = 23,356,970.38/x
  3. Step 3: Cross multiply
    39,879,126.62x = 55,051,581.04 × 23,356,970.38
  4. Step 4: Simplify right side
    39,879,126.62x = 1,285,838,147,723,449.50
  5. Step 5: Solve for x
    x = 1,285,838,147,723,449.50/39,879,126.62
  6. Step 6: Final answer
    x = 32,243,387.87

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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.