Home / 6,911,573.65-9,537,975.73-3,855,787.90

Finding the Fourth Proportional to 6,911,573.65, 9,537,975.73 and 3,855,787.90

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Solution

The fourth proportional to 6,911,573.65, 9,537,975.73 and 3,855,787.90 is: 5,320,989.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,911,573.65 : 9,537,975.73 = 3,855,787.90 : x
  2. Step 2: Convert to fraction form
    6,911,573.65/9,537,975.73 = 3,855,787.90/x
  3. Step 3: Cross multiply
    6,911,573.65x = 9,537,975.73 × 3,855,787.90
  4. Step 4: Simplify right side
    6,911,573.65x = 36,776,411,410,227.66
  5. Step 5: Solve for x
    x = 36,776,411,410,227.66/6,911,573.65
  6. Step 6: Final answer
    x = 5,320,989.59

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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.