Home / 19,145,371.14-28,718,306.61-6,365,875.86

Finding the Fourth Proportional to 19,145,371.14, 28,718,306.61 and 6,365,875.86

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Solution

The fourth proportional to 19,145,371.14, 28,718,306.61 and 6,365,875.86 is: 9,548,896.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,145,371.14 : 28,718,306.61 = 6,365,875.86 : x
  2. Step 2: Convert to fraction form
    19,145,371.14/28,718,306.61 = 6,365,875.86/x
  3. Step 3: Cross multiply
    19,145,371.14x = 28,718,306.61 × 6,365,875.86
  4. Step 4: Simplify right side
    19,145,371.14x = 182,817,174,788,677.44
  5. Step 5: Solve for x
    x = 182,817,174,788,677.44/19,145,371.14
  6. Step 6: Final answer
    x = 9,548,896.88

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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.