Home / 21,588,138.76-32,527,860.49-17,834,061.64

Finding the Fourth Proportional to 21,588,138.76, 32,527,860.49 and 17,834,061.64

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Solution

The fourth proportional to 21,588,138.76, 32,527,860.49 and 17,834,061.64 is: 26,871,416.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,588,138.76 : 32,527,860.49 = 17,834,061.64 : x
  2. Step 2: Convert to fraction form
    21,588,138.76/32,527,860.49 = 17,834,061.64/x
  3. Step 3: Cross multiply
    21,588,138.76x = 32,527,860.49 × 17,834,061.64
  4. Step 4: Simplify right side
    21,588,138.76x = 580,103,868,995,980.62
  5. Step 5: Solve for x
    x = 580,103,868,995,980.62/21,588,138.76
  6. Step 6: Final answer
    x = 26,871,416.54

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.