Home / 9,195,411.20-13,793,116.80-8,185,673.30

Finding the Fourth Proportional to 9,195,411.20, 13,793,116.80 and 8,185,673.30

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Solution

The fourth proportional to 9,195,411.20, 13,793,116.80 and 8,185,673.30 is: 12,278,509.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,195,411.20 : 13,793,116.80 = 8,185,673.30 : x
  2. Step 2: Convert to fraction form
    9,195,411.20/13,793,116.80 = 8,185,673.30/x
  3. Step 3: Cross multiply
    9,195,411.20x = 13,793,116.80 × 8,185,673.30
  4. Step 4: Simplify right side
    9,195,411.20x = 112,905,947,913,541.44
  5. Step 5: Solve for x
    x = 112,905,947,913,541.44/9,195,411.20
  6. Step 6: Final answer
    x = 12,278,509.95

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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.