Home / 82,574,706.53-113,956,378.38-45,408,033.92

Finding the Fourth Proportional to 82,574,706.53, 113,956,378.38 and 45,408,033.92

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Solution

The fourth proportional to 82,574,706.53, 113,956,378.38 and 45,408,033.92 is: 62,664,892.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,574,706.53 : 113,956,378.38 = 45,408,033.92 : x
  2. Step 2: Convert to fraction form
    82,574,706.53/113,956,378.38 = 45,408,033.92/x
  3. Step 3: Cross multiply
    82,574,706.53x = 113,956,378.38 × 45,408,033.92
  4. Step 4: Simplify right side
    82,574,706.53x = 5,174,535,094,309,612
  5. Step 5: Solve for x
    x = 5,174,535,094,309,612/82,574,706.53
  6. Step 6: Final answer
    x = 62,664,892.34

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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.