Home / 12,094,120.40-16,689,296.48-6,866,443.22

Finding the Fourth Proportional to 12,094,120.40, 16,689,296.48 and 6,866,443.22

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Solution

The fourth proportional to 12,094,120.40, 16,689,296.48 and 6,866,443.22 is: 9,475,356.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,094,120.40 : 16,689,296.48 = 6,866,443.22 : x
  2. Step 2: Convert to fraction form
    12,094,120.40/16,689,296.48 = 6,866,443.22/x
  3. Step 3: Cross multiply
    12,094,120.40x = 16,689,296.48 × 6,866,443.22
  4. Step 4: Simplify right side
    12,094,120.40x = 114,596,106,543,887.16
  5. Step 5: Solve for x
    x = 114,596,106,543,887.16/12,094,120.40
  6. Step 6: Final answer
    x = 9,475,356.85

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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.