Home / 12,225,353.87-16,871,392.83-6,718,923.91

Finding the Fourth Proportional to 12,225,353.87, 16,871,392.83 and 6,718,923.91

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Solution

The fourth proportional to 12,225,353.87, 16,871,392.83 and 6,718,923.91 is: 9,272,337.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,225,353.87 : 16,871,392.83 = 6,718,923.91 : x
  2. Step 2: Convert to fraction form
    12,225,353.87/16,871,392.83 = 6,718,923.91/x
  3. Step 3: Cross multiply
    12,225,353.87x = 16,871,392.83 × 6,718,923.91
  4. Step 4: Simplify right side
    12,225,353.87x = 113,357,604,596,132.59
  5. Step 5: Solve for x
    x = 113,357,604,596,132.59/12,225,353.87
  6. Step 6: Final answer
    x = 9,272,337.29

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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.