Home / 19,413,489.16-26,790,758.27-10,711,984.78

Finding the Fourth Proportional to 19,413,489.16, 26,790,758.27 and 10,711,984.78

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Solution

The fourth proportional to 19,413,489.16, 26,790,758.27 and 10,711,984.78 is: 14,782,618.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,413,489.16 : 26,790,758.27 = 10,711,984.78 : x
  2. Step 2: Convert to fraction form
    19,413,489.16/26,790,758.27 = 10,711,984.78/x
  3. Step 3: Cross multiply
    19,413,489.16x = 26,790,758.27 × 10,711,984.78
  4. Step 4: Simplify right side
    19,413,489.16x = 286,982,194,832,899.12
  5. Step 5: Solve for x
    x = 286,982,194,832,899.12/19,413,489.16
  6. Step 6: Final answer
    x = 14,782,618.03

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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.