Home / 10,663,980.67-15,986,368.86-3,835,754.25

Finding the Fourth Proportional to 10,663,980.67, 15,986,368.86 and 3,835,754.25

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Solution

The fourth proportional to 10,663,980.67, 15,986,368.86 and 3,835,754.25 is: 5,750,177.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,663,980.67 : 15,986,368.86 = 3,835,754.25 : x
  2. Step 2: Convert to fraction form
    10,663,980.67/15,986,368.86 = 3,835,754.25/x
  3. Step 3: Cross multiply
    10,663,980.67x = 15,986,368.86 × 3,835,754.25
  4. Step 4: Simplify right side
    10,663,980.67x = 61,319,782,296,812.66
  5. Step 5: Solve for x
    x = 61,319,782,296,812.66/10,663,980.67
  6. Step 6: Final answer
    x = 5,750,177.56

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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.