Home / 21,735,903.96-29,995,612.77-11,947,351.23

Finding the Fourth Proportional to 21,735,903.96, 29,995,612.77 and 11,947,351.23

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Solution

The fourth proportional to 21,735,903.96, 29,995,612.77 and 11,947,351.23 is: 16,487,380.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,735,903.96 : 29,995,612.77 = 11,947,351.23 : x
  2. Step 2: Convert to fraction form
    21,735,903.96/29,995,612.77 = 11,947,351.23/x
  3. Step 3: Cross multiply
    21,735,903.96x = 29,995,612.77 × 11,947,351.23
  4. Step 4: Simplify right side
    21,735,903.96x = 358,368,121,122,263.19
  5. Step 5: Solve for x
    x = 358,368,121,122,263.19/21,735,903.96
  6. Step 6: Final answer
    x = 16,487,380.59

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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.