Home / 10,161,734.75-14,022,818.45-5,515,420.03

Finding the Fourth Proportional to 10,161,734.75, 14,022,818.45 and 5,515,420.03

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Solution

The fourth proportional to 10,161,734.75, 14,022,818.45 and 5,515,420.03 is: 7,611,075.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,161,734.75 : 14,022,818.45 = 5,515,420.03 : x
  2. Step 2: Convert to fraction form
    10,161,734.75/14,022,818.45 = 5,515,420.03/x
  3. Step 3: Cross multiply
    10,161,734.75x = 14,022,818.45 × 5,515,420.03
  4. Step 4: Simplify right side
    10,161,734.75x = 77,341,733,686,069.47
  5. Step 5: Solve for x
    x = 77,341,733,686,069.47/10,161,734.75
  6. Step 6: Final answer
    x = 7,611,075.82

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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.