Home / 7,049,038.30-9,727,672.86-3,993,252.55

Finding the Fourth Proportional to 7,049,038.30, 9,727,672.86 and 3,993,252.55

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Solution

The fourth proportional to 7,049,038.30, 9,727,672.86 and 3,993,252.55 is: 5,510,688.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,049,038.30 : 9,727,672.86 = 3,993,252.55 : x
  2. Step 2: Convert to fraction form
    7,049,038.30/9,727,672.86 = 3,993,252.55/x
  3. Step 3: Cross multiply
    7,049,038.30x = 9,727,672.86 × 3,993,252.55
  4. Step 4: Simplify right side
    7,049,038.30x = 38,845,054,453,760.79
  5. Step 5: Solve for x
    x = 38,845,054,453,760.79/7,049,038.30
  6. Step 6: Final answer
    x = 5,510,688.52

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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.