Home / 7,047,080.79-9,725,778.24-3,950,440.51

Finding the Fourth Proportional to 7,047,080.79, 9,725,778.24 and 3,950,440.51

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Solution

The fourth proportional to 7,047,080.79, 9,725,778.24 and 3,950,440.51 is: 5,452,060.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,047,080.79 : 9,725,778.24 = 3,950,440.51 : x
  2. Step 2: Convert to fraction form
    7,047,080.79/9,725,778.24 = 3,950,440.51/x
  3. Step 3: Cross multiply
    7,047,080.79x = 9,725,778.24 × 3,950,440.51
  4. Step 4: Simplify right side
    7,047,080.79x = 38,421,108,350,572.50
  5. Step 5: Solve for x
    x = 38,421,108,350,572.50/7,047,080.79
  6. Step 6: Final answer
    x = 5,452,060.15

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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.