Home / 49,147,187.19-67,834,725.54-28,251,340.89

Finding the Fourth Proportional to 49,147,187.19, 67,834,725.54 and 28,251,340.89

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Solution

The fourth proportional to 49,147,187.19, 67,834,725.54 and 28,251,340.89 is: 38,993,522.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,147,187.19 : 67,834,725.54 = 28,251,340.89 : x
  2. Step 2: Convert to fraction form
    49,147,187.19/67,834,725.54 = 28,251,340.89/x
  3. Step 3: Cross multiply
    49,147,187.19x = 67,834,725.54 × 28,251,340.89
  4. Step 4: Simplify right side
    49,147,187.19x = 1,916,421,955,410,129.50
  5. Step 5: Solve for x
    x = 1,916,421,955,410,129.50/49,147,187.19
  6. Step 6: Final answer
    x = 38,993,522.62

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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.