Home / 19,639,274.70-27,103,039.94-10,937,447.28

Finding the Fourth Proportional to 19,639,274.70, 27,103,039.94 and 10,937,447.28

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Solution

The fourth proportional to 19,639,274.70, 27,103,039.94 and 10,937,447.28 is: 15,094,145.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,639,274.70 : 27,103,039.94 = 10,937,447.28 : x
  2. Step 2: Convert to fraction form
    19,639,274.70/27,103,039.94 = 10,937,447.28/x
  3. Step 3: Cross multiply
    19,639,274.70x = 27,103,039.94 × 10,937,447.28
  4. Step 4: Simplify right side
    19,639,274.70x = 296,438,070,471,484.38
  5. Step 5: Solve for x
    x = 296,438,070,471,484.38/19,639,274.70
  6. Step 6: Final answer
    x = 15,094,145.53

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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.