Home / 9,007,336.62-12,431,011.95-5,140,439.82

Finding the Fourth Proportional to 9,007,336.62, 12,431,011.95 and 5,140,439.82

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Solution

The fourth proportional to 9,007,336.62, 12,431,011.95 and 5,140,439.82 is: 7,094,313.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,007,336.62 : 12,431,011.95 = 5,140,439.82 : x
  2. Step 2: Convert to fraction form
    9,007,336.62/12,431,011.95 = 5,140,439.82/x
  3. Step 3: Cross multiply
    9,007,336.62x = 12,431,011.95 × 5,140,439.82
  4. Step 4: Simplify right side
    9,007,336.62x = 63,900,868,830,675.85
  5. Step 5: Solve for x
    x = 63,900,868,830,675.85/9,007,336.62
  6. Step 6: Final answer
    x = 7,094,313.39

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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.