Home / 7,472,013.66-11,211,563.40-4,445,358.75

Finding the Fourth Proportional to 7,472,013.66, 11,211,563.40 and 4,445,358.75

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Solution

The fourth proportional to 7,472,013.66, 11,211,563.40 and 4,445,358.75 is: 6,670,145.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,472,013.66 : 11,211,563.40 = 4,445,358.75 : x
  2. Step 2: Convert to fraction form
    7,472,013.66/11,211,563.40 = 4,445,358.75/x
  3. Step 3: Cross multiply
    7,472,013.66x = 11,211,563.40 × 4,445,358.75
  4. Step 4: Simplify right side
    7,472,013.66x = 49,839,421,461,369.75
  5. Step 5: Solve for x
    x = 49,839,421,461,369.75/7,472,013.66
  6. Step 6: Final answer
    x = 6,670,145.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.