Home / 7,176,895.98-9,904,355.64-3,913,889.58

Finding the Fourth Proportional to 7,176,895.98, 9,904,355.64 and 3,913,889.58

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Solution

The fourth proportional to 7,176,895.98, 9,904,355.64 and 3,913,889.58 is: 5,401,298.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,176,895.98 : 9,904,355.64 = 3,913,889.58 : x
  2. Step 2: Convert to fraction form
    7,176,895.98/9,904,355.64 = 3,913,889.58/x
  3. Step 3: Cross multiply
    7,176,895.98x = 9,904,355.64 × 3,913,889.58
  4. Step 4: Simplify right side
    7,176,895.98x = 38,764,554,336,010.23
  5. Step 5: Solve for x
    x = 38,764,554,336,010.23/7,176,895.98
  6. Step 6: Final answer
    x = 5,401,298.06

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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.