Home / 6,909,356.81-10,363,661.30-2,117,059.95

Finding the Fourth Proportional to 6,909,356.81, 10,363,661.30 and 2,117,059.95

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Solution

The fourth proportional to 6,909,356.81, 10,363,661.30 and 2,117,059.95 is: 3,175,475.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,909,356.81 : 10,363,661.30 = 2,117,059.95 : x
  2. Step 2: Convert to fraction form
    6,909,356.81/10,363,661.30 = 2,117,059.95/x
  3. Step 3: Cross multiply
    6,909,356.81x = 10,363,661.30 × 2,117,059.95
  4. Step 4: Simplify right side
    6,909,356.81x = 21,940,492,273,594.94
  5. Step 5: Solve for x
    x = 21,940,492,273,594.94/6,909,356.81
  6. Step 6: Final answer
    x = 3,175,475.36

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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.