Home / 11,870,808.71-17,805,661.45-4,951,432.31

Finding the Fourth Proportional to 11,870,808.71, 17,805,661.45 and 4,951,432.31

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Solution

The fourth proportional to 11,870,808.71, 17,805,661.45 and 4,951,432.31 is: 7,426,918.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,870,808.71 : 17,805,661.45 = 4,951,432.31 : x
  2. Step 2: Convert to fraction form
    11,870,808.71/17,805,661.45 = 4,951,432.31/x
  3. Step 3: Cross multiply
    11,870,808.71x = 17,805,661.45 × 4,951,432.31
  4. Step 4: Simplify right side
    11,870,808.71x = 88,163,527,303,044.56
  5. Step 5: Solve for x
    x = 88,163,527,303,044.56/11,870,808.71
  6. Step 6: Final answer
    x = 7,426,918.38

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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.