Home / 6,721,577.28-10,075,989.12-2,680,555.20

Finding the Fourth Proportional to 6,721,577.28, 10,075,989.12 and 2,680,555.20

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Solution

The fourth proportional to 6,721,577.28, 10,075,989.12 and 2,680,555.20 is: 4,018,289.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,721,577.28 : 10,075,989.12 = 2,680,555.20 : x
  2. Step 2: Convert to fraction form
    6,721,577.28/10,075,989.12 = 2,680,555.20/x
  3. Step 3: Cross multiply
    6,721,577.28x = 10,075,989.12 × 2,680,555.20
  4. Step 4: Simplify right side
    6,721,577.28x = 27,009,245,030,759.42
  5. Step 5: Solve for x
    x = 27,009,245,030,759.42/6,721,577.28
  6. Step 6: Final answer
    x = 4,018,289.74

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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.