Home / 7,228,255.87-9,974,900.04-4,130,743.76

Finding the Fourth Proportional to 7,228,255.87, 9,974,900.04 and 4,130,743.76

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Solution

The fourth proportional to 7,228,255.87, 9,974,900.04 and 4,130,743.76 is: 5,700,373.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,228,255.87 : 9,974,900.04 = 4,130,743.76 : x
  2. Step 2: Convert to fraction form
    7,228,255.87/9,974,900.04 = 4,130,743.76/x
  3. Step 3: Cross multiply
    7,228,255.87x = 9,974,900.04 × 4,130,743.76
  4. Step 4: Simplify right side
    7,228,255.87x = 41,203,756,058,514.71
  5. Step 5: Solve for x
    x = 41,203,756,058,514.71/7,228,255.87
  6. Step 6: Final answer
    x = 5,700,373.20

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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.