Home / 7,196,307.54-9,931,133.81-3,933,052.21

Finding the Fourth Proportional to 7,196,307.54, 9,931,133.81 and 3,933,052.21

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Solution

The fourth proportional to 7,196,307.54, 9,931,133.81 and 3,933,052.21 is: 5,427,737.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,196,307.54 : 9,931,133.81 = 3,933,052.21 : x
  2. Step 2: Convert to fraction form
    7,196,307.54/9,931,133.81 = 3,933,052.21/x
  3. Step 3: Cross multiply
    7,196,307.54x = 9,931,133.81 × 3,933,052.21
  4. Step 4: Simplify right side
    7,196,307.54x = 39,059,667,779,226.22
  5. Step 5: Solve for x
    x = 39,059,667,779,226.22/7,196,307.54
  6. Step 6: Final answer
    x = 5,427,737.43

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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.