Home / 11,650,147.20-17,475,220.80-10,418,428.80

Finding the Fourth Proportional to 11,650,147.20, 17,475,220.80 and 10,418,428.80

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Solution

The fourth proportional to 11,650,147.20, 17,475,220.80 and 10,418,428.80 is: 15,627,643.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,650,147.20 : 17,475,220.80 = 10,418,428.80 : x
  2. Step 2: Convert to fraction form
    11,650,147.20/17,475,220.80 = 10,418,428.80/x
  3. Step 3: Cross multiply
    11,650,147.20x = 17,475,220.80 × 10,418,428.80
  4. Step 4: Simplify right side
    11,650,147.20x = 182,064,343,669,079.06
  5. Step 5: Solve for x
    x = 182,064,343,669,079.06/11,650,147.20
  6. Step 6: Final answer
    x = 15,627,643.20

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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.