Home / 8,907,878.04-13,371,265.84-7,889,817.25

Finding the Fourth Proportional to 8,907,878.04, 13,371,265.84 and 7,889,817.25

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Solution

The fourth proportional to 8,907,878.04, 13,371,265.84 and 7,889,817.25 is: 11,843,094.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,907,878.04 : 13,371,265.84 = 7,889,817.25 : x
  2. Step 2: Convert to fraction form
    8,907,878.04/13,371,265.84 = 7,889,817.25/x
  3. Step 3: Cross multiply
    8,907,878.04x = 13,371,265.84 × 7,889,817.25
  4. Step 4: Simplify right side
    8,907,878.04x = 105,496,843,878,767.73
  5. Step 5: Solve for x
    x = 105,496,843,878,767.73/8,907,878.04
  6. Step 6: Final answer
    x = 11,843,094.78

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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.