Home / 5,680,518.72-7,839,075.96-3,102,200.16

Finding the Fourth Proportional to 5,680,518.72, 7,839,075.96 and 3,102,200.16

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Solution

The fourth proportional to 5,680,518.72, 7,839,075.96 and 3,102,200.16 is: 4,281,014.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,680,518.72 : 7,839,075.96 = 3,102,200.16 : x
  2. Step 2: Convert to fraction form
    5,680,518.72/7,839,075.96 = 3,102,200.16/x
  3. Step 3: Cross multiply
    5,680,518.72x = 7,839,075.96 × 3,102,200.16
  4. Step 4: Simplify right side
    5,680,518.72x = 24,318,382,697,364.16
  5. Step 5: Solve for x
    x = 24,318,382,697,364.16/5,680,518.72
  6. Step 6: Final answer
    x = 4,281,014.45

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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.