Home / 7,047,079.04-9,725,775.83-3,950,438.76

Finding the Fourth Proportional to 7,047,079.04, 9,725,775.83 and 3,950,438.76

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Solution

The fourth proportional to 7,047,079.04, 9,725,775.83 and 3,950,438.76 is: 5,452,057.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,047,079.04 : 9,725,775.83 = 3,950,438.76 : x
  2. Step 2: Convert to fraction form
    7,047,079.04/9,725,775.83 = 3,950,438.76/x
  3. Step 3: Cross multiply
    7,047,079.04x = 9,725,775.83 × 3,950,438.76
  4. Step 4: Simplify right side
    7,047,079.04x = 38,421,081,790,150.97
  5. Step 5: Solve for x
    x = 38,421,081,790,150.97/7,047,079.04
  6. Step 6: Final answer
    x = 5,452,057.74

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1.5x scale

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.