Home / 92,888,474.96-139,333,157.56-28,192,841.68

Finding the Fourth Proportional to 92,888,474.96, 139,333,157.56 and 28,192,841.68

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Solution

The fourth proportional to 92,888,474.96, 139,333,157.56 and 28,192,841.68 is: 42,289,397.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,888,474.96 : 139,333,157.56 = 28,192,841.68 : x
  2. Step 2: Convert to fraction form
    92,888,474.96/139,333,157.56 = 28,192,841.68/x
  3. Step 3: Cross multiply
    92,888,474.96x = 139,333,157.56 × 28,192,841.68
  4. Step 4: Simplify right side
    92,888,474.96x = 3,928,197,651,863,575
  5. Step 5: Solve for x
    x = 3,928,197,651,863,575/92,888,474.96
  6. Step 6: Final answer
    x = 42,289,397.62

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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.