Home / 7,176,297.04-9,903,217.88-3,913,103.52

Finding the Fourth Proportional to 7,176,297.04, 9,903,217.88 and 3,913,103.52

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Solution

The fourth proportional to 7,176,297.04, 9,903,217.88 and 3,913,103.52 is: 5,400,043.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,176,297.04 : 9,903,217.88 = 3,913,103.52 : x
  2. Step 2: Convert to fraction form
    7,176,297.04/9,903,217.88 = 3,913,103.52/x
  3. Step 3: Cross multiply
    7,176,297.04x = 9,903,217.88 × 3,913,103.52
  4. Step 4: Simplify right side
    7,176,297.04x = 38,752,316,745,554.94
  5. Step 5: Solve for x
    x = 38,752,316,745,554.94/7,176,297.04
  6. Step 6: Final answer
    x = 5,400,043.58

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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.