Home / 27,312,937.14-40,965,862.74-12,945,134.46

Finding the Fourth Proportional to 27,312,937.14, 40,965,862.74 and 12,945,134.46

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Solution

The fourth proportional to 27,312,937.14, 40,965,862.74 and 12,945,134.46 is: 19,416,022.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,312,937.14 : 40,965,862.74 = 12,945,134.46 : x
  2. Step 2: Convert to fraction form
    27,312,937.14/40,965,862.74 = 12,945,134.46/x
  3. Step 3: Cross multiply
    27,312,937.14x = 40,965,862.74 × 12,945,134.46
  4. Step 4: Simplify right side
    27,312,937.14x = 530,308,601,439,204.06
  5. Step 5: Solve for x
    x = 530,308,601,439,204.06/27,312,937.14
  6. Step 6: Final answer
    x = 19,416,022.48

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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.