Home / 9,018,830.70-13,530,488.13-2,629,139.22

Finding the Fourth Proportional to 9,018,830.70, 13,530,488.13 and 2,629,139.22

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Solution

The fourth proportional to 9,018,830.70, 13,530,488.13 and 2,629,139.22 is: 3,944,362.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,018,830.70 : 13,530,488.13 = 2,629,139.22 : x
  2. Step 2: Convert to fraction form
    9,018,830.70/13,530,488.13 = 2,629,139.22/x
  3. Step 3: Cross multiply
    9,018,830.70x = 13,530,488.13 × 2,629,139.22
  4. Step 4: Simplify right side
    9,018,830.70x = 35,573,537,008,327.46
  5. Step 5: Solve for x
    x = 35,573,537,008,327.46/9,018,830.70
  6. Step 6: Final answer
    x = 3,944,362.43

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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.