Home / 7,488,665.37-10,331,075.88-4,389,617.79

Finding the Fourth Proportional to 7,488,665.37, 10,331,075.88 and 4,389,617.79

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Solution

The fourth proportional to 7,488,665.37, 10,331,075.88 and 4,389,617.79 is: 6,055,748.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,488,665.37 : 10,331,075.88 = 4,389,617.79 : x
  2. Step 2: Convert to fraction form
    7,488,665.37/10,331,075.88 = 4,389,617.79/x
  3. Step 3: Cross multiply
    7,488,665.37x = 10,331,075.88 × 4,389,617.79
  4. Step 4: Simplify right side
    7,488,665.37x = 45,349,474,472,687.91
  5. Step 5: Solve for x
    x = 45,349,474,472,687.91/7,488,665.37
  6. Step 6: Final answer
    x = 6,055,748.55

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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.