Home / 7,914,927.30-11,872,390.95-1,931,295.30

Finding the Fourth Proportional to 7,914,927.30, 11,872,390.95 and 1,931,295.30

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Solution

The fourth proportional to 7,914,927.30, 11,872,390.95 and 1,931,295.30 is: 2,896,942.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,914,927.30 : 11,872,390.95 = 1,931,295.30 : x
  2. Step 2: Convert to fraction form
    7,914,927.30/11,872,390.95 = 1,931,295.30/x
  3. Step 3: Cross multiply
    7,914,927.30x = 11,872,390.95 × 1,931,295.30
  4. Step 4: Simplify right side
    7,914,927.30x = 22,929,092,841,497.54
  5. Step 5: Solve for x
    x = 22,929,092,841,497.54/7,914,927.30
  6. Step 6: Final answer
    x = 2,896,942.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.