Home / 10,116,890.85-15,175,336.28-9,054,008.85

Finding the Fourth Proportional to 10,116,890.85, 15,175,336.28 and 9,054,008.85

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Solution

The fourth proportional to 10,116,890.85, 15,175,336.28 and 9,054,008.85 is: 13,581,013.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,116,890.85 : 15,175,336.28 = 9,054,008.85 : x
  2. Step 2: Convert to fraction form
    10,116,890.85/15,175,336.28 = 9,054,008.85/x
  3. Step 3: Cross multiply
    10,116,890.85x = 15,175,336.28 × 9,054,008.85
  4. Step 4: Simplify right side
    10,116,890.85x = 137,397,628,935,576.03
  5. Step 5: Solve for x
    x = 137,397,628,935,576.03/10,116,890.85
  6. Step 6: Final answer
    x = 13,581,013.28

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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.