Home / 13,366,127.82-18,444,763-7,254,425.10

Finding the Fourth Proportional to 13,366,127.82, 18,444,763 and 7,254,425.10

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Solution

The fourth proportional to 13,366,127.82, 18,444,763 and 7,254,425.10 is: 10,010,838.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,366,127.82 : 18,444,763 = 7,254,425.10 : x
  2. Step 2: Convert to fraction form
    13,366,127.82/18,444,763 = 7,254,425.10/x
  3. Step 3: Cross multiply
    13,366,127.82x = 18,444,763 × 7,254,425.10
  4. Step 4: Simplify right side
    13,366,127.82x = 133,806,151,670,751.30
  5. Step 5: Solve for x
    x = 133,806,151,670,751.30/13,366,127.82
  6. Step 6: Final answer
    x = 10,010,838.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.