Home / 7,699,142.64-10,624,658.16-4,261,178.64

Finding the Fourth Proportional to 7,699,142.64, 10,624,658.16 and 4,261,178.64

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Solution

The fourth proportional to 7,699,142.64, 10,624,658.16 and 4,261,178.64 is: 5,880,338.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,699,142.64 : 10,624,658.16 = 4,261,178.64 : x
  2. Step 2: Convert to fraction form
    7,699,142.64/10,624,658.16 = 4,261,178.64/x
  3. Step 3: Cross multiply
    7,699,142.64x = 10,624,658.16 × 4,261,178.64
  4. Step 4: Simplify right side
    7,699,142.64x = 45,273,566,408,693.70
  5. Step 5: Solve for x
    x = 45,273,566,408,693.70/7,699,142.64
  6. Step 6: Final answer
    x = 5,880,338.70

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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.