Home / 39,580,509.82-54,621,066.91-22,176,979.52

Finding the Fourth Proportional to 39,580,509.82, 54,621,066.91 and 22,176,979.52

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Solution

The fourth proportional to 39,580,509.82, 54,621,066.91 and 22,176,979.52 is: 30,604,211.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,580,509.82 : 54,621,066.91 = 22,176,979.52 : x
  2. Step 2: Convert to fraction form
    39,580,509.82/54,621,066.91 = 22,176,979.52/x
  3. Step 3: Cross multiply
    39,580,509.82x = 54,621,066.91 × 22,176,979.52
  4. Step 4: Simplify right side
    39,580,509.82x = 1,211,330,282,243,897
  5. Step 5: Solve for x
    x = 1,211,330,282,243,897/39,580,509.82
  6. Step 6: Final answer
    x = 30,604,211.21

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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.