Home / 40,572,720.84-55,991,708.82-22,238,053.32

Finding the Fourth Proportional to 40,572,720.84, 55,991,708.82 and 22,238,053.32

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Solution

The fourth proportional to 40,572,720.84, 55,991,708.82 and 22,238,053.32 is: 30,689,255.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,572,720.84 : 55,991,708.82 = 22,238,053.32 : x
  2. Step 2: Convert to fraction form
    40,572,720.84/55,991,708.82 = 22,238,053.32/x
  3. Step 3: Cross multiply
    40,572,720.84x = 55,991,708.82 × 22,238,053.32
  4. Step 4: Simplify right side
    40,572,720.84x = 1,245,146,606,217,074.25
  5. Step 5: Solve for x
    x = 1,245,146,606,217,074.25/40,572,720.84
  6. Step 6: Final answer
    x = 30,689,255.75

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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.