Home / 5,075,726.16-6,996,753.15-3,111,968.64

Finding the Fourth Proportional to 5,075,726.16, 6,996,753.15 and 3,111,968.64

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Solution

The fourth proportional to 5,075,726.16, 6,996,753.15 and 3,111,968.64 is: 4,289,765.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,075,726.16 : 6,996,753.15 = 3,111,968.64 : x
  2. Step 2: Convert to fraction form
    5,075,726.16/6,996,753.15 = 3,111,968.64/x
  3. Step 3: Cross multiply
    5,075,726.16x = 6,996,753.15 × 3,111,968.64
  4. Step 4: Simplify right side
    5,075,726.16x = 21,773,676,384,621.22
  5. Step 5: Solve for x
    x = 21,773,676,384,621.22/5,075,726.16
  6. Step 6: Final answer
    x = 4,289,765.78

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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.