Home / 13,069,554.90-18,035,983.17-7,346,418.90

Finding the Fourth Proportional to 13,069,554.90, 18,035,983.17 and 7,346,418.90

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Solution

The fourth proportional to 13,069,554.90, 18,035,983.17 and 7,346,418.90 is: 10,138,056.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,069,554.90 : 18,035,983.17 = 7,346,418.90 : x
  2. Step 2: Convert to fraction form
    13,069,554.90/18,035,983.17 = 7,346,418.90/x
  3. Step 3: Cross multiply
    13,069,554.90x = 18,035,983.17 × 7,346,418.90
  4. Step 4: Simplify right side
    13,069,554.90x = 132,499,887,640,169.94
  5. Step 5: Solve for x
    x = 132,499,887,640,169.94/13,069,554.90
  6. Step 6: Final answer
    x = 10,138,056.63

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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.