Home / 10,281,408.85-14,188,908.95-5,697,631.81

Finding the Fourth Proportional to 10,281,408.85, 14,188,908.95 and 5,697,631.81

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Solution

The fourth proportional to 10,281,408.85, 14,188,908.95 and 5,697,631.81 is: 7,863,044.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,281,408.85 : 14,188,908.95 = 5,697,631.81 : x
  2. Step 2: Convert to fraction form
    10,281,408.85/14,188,908.95 = 5,697,631.81/x
  3. Step 3: Cross multiply
    10,281,408.85x = 14,188,908.95 × 5,697,631.81
  4. Step 4: Simplify right side
    10,281,408.85x = 80,843,178,982,713.69
  5. Step 5: Solve for x
    x = 80,843,178,982,713.69/10,281,408.85
  6. Step 6: Final answer
    x = 7,863,044.86

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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.