Home / 6,442,836.95-9,664,313.73-1,955,112.95

Finding the Fourth Proportional to 6,442,836.95, 9,664,313.73 and 1,955,112.95

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Solution

The fourth proportional to 6,442,836.95, 9,664,313.73 and 1,955,112.95 is: 2,932,687.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,442,836.95 : 9,664,313.73 = 1,955,112.95 : x
  2. Step 2: Convert to fraction form
    6,442,836.95/9,664,313.73 = 1,955,112.95/x
  3. Step 3: Cross multiply
    6,442,836.95x = 9,664,313.73 × 1,955,112.95
  4. Step 4: Simplify right side
    6,442,836.95x = 18,894,824,878,064.24
  5. Step 5: Solve for x
    x = 18,894,824,878,064.24/6,442,836.95
  6. Step 6: Final answer
    x = 2,932,687.11

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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.