Home / 6,642,779.20-9,964,168.80-6,075,908.80

Finding the Fourth Proportional to 6,642,779.20, 9,964,168.80 and 6,075,908.80

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Solution

The fourth proportional to 6,642,779.20, 9,964,168.80 and 6,075,908.80 is: 9,113,863.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,642,779.20 : 9,964,168.80 = 6,075,908.80 : x
  2. Step 2: Convert to fraction form
    6,642,779.20/9,964,168.80 = 6,075,908.80/x
  3. Step 3: Cross multiply
    6,642,779.20x = 9,964,168.80 × 6,075,908.80
  4. Step 4: Simplify right side
    6,642,779.20x = 60,541,380,896,605.45
  5. Step 5: Solve for x
    x = 60,541,380,896,605.45/6,642,779.20
  6. Step 6: Final answer
    x = 9,113,863.20

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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.