Home / 28,290,655.44-42,436,279.62-22,646,756.88

Finding the Fourth Proportional to 28,290,655.44, 42,436,279.62 and 22,646,756.88

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Solution

The fourth proportional to 28,290,655.44, 42,436,279.62 and 22,646,756.88 is: 33,970,372.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,290,655.44 : 42,436,279.62 = 22,646,756.88 : x
  2. Step 2: Convert to fraction form
    28,290,655.44/42,436,279.62 = 22,646,756.88/x
  3. Step 3: Cross multiply
    28,290,655.44x = 42,436,279.62 × 22,646,756.88
  4. Step 4: Simplify right side
    28,290,655.44x = 961,044,107,445,838.62
  5. Step 5: Solve for x
    x = 961,044,107,445,838.62/28,290,655.44
  6. Step 6: Final answer
    x = 33,970,372.64

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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.