Home / 21,206,733.66-31,809,466.26-5,854,959.05

Finding the Fourth Proportional to 21,206,733.66, 31,809,466.26 and 5,854,959.05

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Solution

The fourth proportional to 21,206,733.66, 31,809,466.26 and 5,854,959.05 is: 8,782,263.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,206,733.66 : 31,809,466.26 = 5,854,959.05 : x
  2. Step 2: Convert to fraction form
    21,206,733.66/31,809,466.26 = 5,854,959.05/x
  3. Step 3: Cross multiply
    21,206,733.66x = 31,809,466.26 × 5,854,959.05
  4. Step 4: Simplify right side
    21,206,733.66x = 186,243,122,195,609.34
  5. Step 5: Solve for x
    x = 186,243,122,195,609.34/21,206,733.66
  6. Step 6: Final answer
    x = 8,782,263.46

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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.