Home / 21,649,323.40-29,876,102.32-11,859,554.15

Finding the Fourth Proportional to 21,649,323.40, 29,876,102.32 and 11,859,554.15

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Solution

The fourth proportional to 21,649,323.40, 29,876,102.32 and 11,859,554.15 is: 16,366,204.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,649,323.40 : 29,876,102.32 = 11,859,554.15 : x
  2. Step 2: Convert to fraction form
    21,649,323.40/29,876,102.32 = 11,859,554.15/x
  3. Step 3: Cross multiply
    21,649,323.40x = 29,876,102.32 × 11,859,554.15
  4. Step 4: Simplify right side
    21,649,323.40x = 354,317,253,210,223.25
  5. Step 5: Solve for x
    x = 354,317,253,210,223.25/21,649,323.40
  6. Step 6: Final answer
    x = 16,366,204.46

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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.