Home / 28,331,523.30-42,497,284.95-9,176,027.70

Finding the Fourth Proportional to 28,331,523.30, 42,497,284.95 and 9,176,027.70

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Solution

The fourth proportional to 28,331,523.30, 42,497,284.95 and 9,176,027.70 is: 13,764,041.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,331,523.30 : 42,497,284.95 = 9,176,027.70 : x
  2. Step 2: Convert to fraction form
    28,331,523.30/42,497,284.95 = 9,176,027.70/x
  3. Step 3: Cross multiply
    28,331,523.30x = 42,497,284.95 × 9,176,027.70
  4. Step 4: Simplify right side
    28,331,523.30x = 389,956,263,875,993.12
  5. Step 5: Solve for x
    x = 389,956,263,875,993.12/28,331,523.30
  6. Step 6: Final answer
    x = 13,764,041.55

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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.