Home / 13,016,910.91-19,511,599.98-4,814,281.70

Finding the Fourth Proportional to 13,016,910.91, 19,511,599.98 and 4,814,281.70

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Solution

The fourth proportional to 13,016,910.91, 19,511,599.98 and 4,814,281.70 is: 7,216,331.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,016,910.91 : 19,511,599.98 = 4,814,281.70 : x
  2. Step 2: Convert to fraction form
    13,016,910.91/19,511,599.98 = 4,814,281.70/x
  3. Step 3: Cross multiply
    13,016,910.91x = 19,511,599.98 × 4,814,281.70
  4. Step 4: Simplify right side
    13,016,910.91x = 93,934,338,721,434.38
  5. Step 5: Solve for x
    x = 93,934,338,721,434.38/13,016,910.91
  6. Step 6: Final answer
    x = 7,216,331.08

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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.