Home / 5,075,720.17-6,996,744.89-3,111,962.64

Finding the Fourth Proportional to 5,075,720.17, 6,996,744.89 and 3,111,962.64

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Solution

The fourth proportional to 5,075,720.17, 6,996,744.89 and 3,111,962.64 is: 4,289,757.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,075,720.17 : 6,996,744.89 = 3,111,962.64 : x
  2. Step 2: Convert to fraction form
    5,075,720.17/6,996,744.89 = 3,111,962.64/x
  3. Step 3: Cross multiply
    5,075,720.17x = 6,996,744.89 × 3,111,962.64
  4. Step 4: Simplify right side
    5,075,720.17x = 21,773,608,708,519.86
  5. Step 5: Solve for x
    x = 21,773,608,708,519.86/5,075,720.17
  6. Step 6: Final answer
    x = 4,289,757.51

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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.