Home / 21,626,864.96-29,845,023.83-11,837,223.53

Finding the Fourth Proportional to 21,626,864.96, 29,845,023.83 and 11,837,223.53

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Solution

The fourth proportional to 21,626,864.96, 29,845,023.83 and 11,837,223.53 is: 16,335,341.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,626,864.96 : 29,845,023.83 = 11,837,223.53 : x
  2. Step 2: Convert to fraction form
    21,626,864.96/29,845,023.83 = 11,837,223.53/x
  3. Step 3: Cross multiply
    21,626,864.96x = 29,845,023.83 × 11,837,223.53
  4. Step 4: Simplify right side
    21,626,864.96x = 353,282,218,184,661.56
  5. Step 5: Solve for x
    x = 353,282,218,184,661.56/21,626,864.96
  6. Step 6: Final answer
    x = 16,335,341.20

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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.