Home / 8,586,885.69-12,881,603.82-2,828,555.69

Finding the Fourth Proportional to 8,586,885.69, 12,881,603.82 and 2,828,555.69

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Solution

The fourth proportional to 8,586,885.69, 12,881,603.82 and 2,828,555.69 is: 4,243,253.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,586,885.69 : 12,881,603.82 = 2,828,555.69 : x
  2. Step 2: Convert to fraction form
    8,586,885.69/12,881,603.82 = 2,828,555.69/x
  3. Step 3: Cross multiply
    8,586,885.69x = 12,881,603.82 × 2,828,555.69
  4. Step 4: Simplify right side
    8,586,885.69x = 36,436,333,781,386.73
  5. Step 5: Solve for x
    x = 36,436,333,781,386.73/8,586,885.69
  6. Step 6: Final answer
    x = 4,243,253.62

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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.