Home / 21,025,590.09-29,015,260.29-11,733,061.29

Finding the Fourth Proportional to 21,025,590.09, 29,015,260.29 and 11,733,061.29

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Solution

The fourth proportional to 21,025,590.09, 29,015,260.29 and 11,733,061.29 is: 16,191,594.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,025,590.09 : 29,015,260.29 = 11,733,061.29 : x
  2. Step 2: Convert to fraction form
    21,025,590.09/29,015,260.29 = 11,733,061.29/x
  3. Step 3: Cross multiply
    21,025,590.09x = 29,015,260.29 × 11,733,061.29
  4. Step 4: Simplify right side
    21,025,590.09x = 340,437,827,327,873.12
  5. Step 5: Solve for x
    x = 340,437,827,327,873.12/21,025,590.09
  6. Step 6: Final answer
    x = 16,191,594.43

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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.