Home / 15,106,965.95-22,667,146.92-7,916,790.35

Finding the Fourth Proportional to 15,106,965.95, 22,667,146.92 and 7,916,790.35

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Solution

The fourth proportional to 15,106,965.95, 22,667,146.92 and 7,916,790.35 is: 11,878,695.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,106,965.95 : 22,667,146.92 = 7,916,790.35 : x
  2. Step 2: Convert to fraction form
    15,106,965.95/22,667,146.92 = 7,916,790.35/x
  3. Step 3: Cross multiply
    15,106,965.95x = 22,667,146.92 × 7,916,790.35
  4. Step 4: Simplify right side
    15,106,965.95x = 179,451,050,054,956.09
  5. Step 5: Solve for x
    x = 179,451,050,054,956.09/15,106,965.95
  6. Step 6: Final answer
    x = 11,878,695.60

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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.