Home / 5,075,724.31-6,996,750.58-3,111,966.78

Finding the Fourth Proportional to 5,075,724.31, 6,996,750.58 and 3,111,966.78

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Solution

The fourth proportional to 5,075,724.31, 6,996,750.58 and 3,111,966.78 is: 4,289,763.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,075,724.31 : 6,996,750.58 = 3,111,966.78 : x
  2. Step 2: Convert to fraction form
    5,075,724.31/6,996,750.58 = 3,111,966.78/x
  3. Step 3: Cross multiply
    5,075,724.31x = 6,996,750.58 × 3,111,966.78
  4. Step 4: Simplify right side
    5,075,724.31x = 21,773,655,372,905.73
  5. Step 5: Solve for x
    x = 21,773,655,372,905.73/5,075,724.31
  6. Step 6: Final answer
    x = 4,289,763.20

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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.