Home / 18,435,984.21-25,437,860.40-10,593,981.75

Finding the Fourth Proportional to 18,435,984.21, 25,437,860.40 and 10,593,981.75

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Solution

The fourth proportional to 18,435,984.21, 25,437,860.40 and 10,593,981.75 is: 14,617,512.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,435,984.21 : 25,437,860.40 = 10,593,981.75 : x
  2. Step 2: Convert to fraction form
    18,435,984.21/25,437,860.40 = 10,593,981.75/x
  3. Step 3: Cross multiply
    18,435,984.21x = 25,437,860.40 × 10,593,981.75
  4. Step 4: Simplify right side
    18,435,984.21x = 269,488,228,836,647.69
  5. Step 5: Solve for x
    x = 269,488,228,836,647.69/18,435,984.21
  6. Step 6: Final answer
    x = 14,617,512.46

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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.