Home / 44,140,239.72-66,210,396.06-21,105,754.56

Finding the Fourth Proportional to 44,140,239.72, 66,210,396.06 and 21,105,754.56

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Solution

The fourth proportional to 44,140,239.72, 66,210,396.06 and 21,105,754.56 is: 31,658,649.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,140,239.72 : 66,210,396.06 = 21,105,754.56 : x
  2. Step 2: Convert to fraction form
    44,140,239.72/66,210,396.06 = 21,105,754.56/x
  3. Step 3: Cross multiply
    44,140,239.72x = 66,210,396.06 × 21,105,754.56
  4. Step 4: Simplify right side
    44,140,239.72x = 1,397,420,368,562,751
  5. Step 5: Solve for x
    x = 1,397,420,368,562,751/44,140,239.72
  6. Step 6: Final answer
    x = 31,658,649.28

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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.