Home / 21,025,746.90-29,015,476.56-11,733,217.92

Finding the Fourth Proportional to 21,025,746.90, 29,015,476.56 and 11,733,217.92

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Solution

The fourth proportional to 21,025,746.90, 29,015,476.56 and 11,733,217.92 is: 16,191,810.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,025,746.90 : 29,015,476.56 = 11,733,217.92 : x
  2. Step 2: Convert to fraction form
    21,025,746.90/29,015,476.56 = 11,733,217.92/x
  3. Step 3: Cross multiply
    21,025,746.90x = 29,015,476.56 × 11,733,217.92
  4. Step 4: Simplify right side
    21,025,746.90x = 340,444,909,531,131.94
  5. Step 5: Solve for x
    x = 340,444,909,531,131.94/21,025,746.90
  6. Step 6: Final answer
    x = 16,191,810.51

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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.