Home / 9,194,862.88-12,686,385.59-6,400,854.95

Finding the Fourth Proportional to 9,194,862.88, 12,686,385.59 and 6,400,854.95

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Solution

The fourth proportional to 9,194,862.88, 12,686,385.59 and 6,400,854.95 is: 8,831,421.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,194,862.88 : 12,686,385.59 = 6,400,854.95 : x
  2. Step 2: Convert to fraction form
    9,194,862.88/12,686,385.59 = 6,400,854.95/x
  3. Step 3: Cross multiply
    9,194,862.88x = 12,686,385.59 × 6,400,854.95
  4. Step 4: Simplify right side
    9,194,862.88x = 81,203,714,037,295.44
  5. Step 5: Solve for x
    x = 81,203,714,037,295.44/9,194,862.88
  6. Step 6: Final answer
    x = 8,831,421.97

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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.