Home / 22,621,944.63-31,217,364.30-12,832,178.70

Finding the Fourth Proportional to 22,621,944.63, 31,217,364.30 and 12,832,178.70

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Solution

The fourth proportional to 22,621,944.63, 31,217,364.30 and 12,832,178.70 is: 17,707,885.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,621,944.63 : 31,217,364.30 = 12,832,178.70 : x
  2. Step 2: Convert to fraction form
    22,621,944.63/31,217,364.30 = 12,832,178.70/x
  3. Step 3: Cross multiply
    22,621,944.63x = 31,217,364.30 × 12,832,178.70
  4. Step 4: Simplify right side
    22,621,944.63x = 400,586,797,240,600.38
  5. Step 5: Solve for x
    x = 400,586,797,240,600.38/22,621,944.63
  6. Step 6: Final answer
    x = 17,707,885.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.