Home / 7,194,607.94-9,928,438.58-3,931,347.44

Finding the Fourth Proportional to 7,194,607.94, 9,928,438.58 and 3,931,347.44

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Solution

The fourth proportional to 7,194,607.94, 9,928,438.58 and 3,931,347.44 is: 5,425,193.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,194,607.94 : 9,928,438.58 = 3,931,347.44 : x
  2. Step 2: Convert to fraction form
    7,194,607.94/9,928,438.58 = 3,931,347.44/x
  3. Step 3: Cross multiply
    7,194,607.94x = 9,928,438.58 × 3,931,347.44
  4. Step 4: Simplify right side
    7,194,607.94x = 39,032,141,629,329.70
  5. Step 5: Solve for x
    x = 39,032,141,629,329.70/7,194,607.94
  6. Step 6: Final answer
    x = 5,425,193.69

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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.