Home / 53,012,690.55-79,519,035.83-36,888,376.95

Finding the Fourth Proportional to 53,012,690.55, 79,519,035.83 and 36,888,376.95

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Solution

The fourth proportional to 53,012,690.55, 79,519,035.83 and 36,888,376.95 is: 55,332,565.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,012,690.55 : 79,519,035.83 = 36,888,376.95 : x
  2. Step 2: Convert to fraction form
    53,012,690.55/79,519,035.83 = 36,888,376.95/x
  3. Step 3: Cross multiply
    53,012,690.55x = 79,519,035.83 × 36,888,376.95
  4. Step 4: Simplify right side
    53,012,690.55x = 2,933,328,168,213,154.50
  5. Step 5: Solve for x
    x = 2,933,328,168,213,154.50/53,012,690.55
  6. Step 6: Final answer
    x = 55,332,565.43

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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.