Home / 7,639,252.16-11,456,448.03-2,520,728.10

Finding the Fourth Proportional to 7,639,252.16, 11,456,448.03 and 2,520,728.10

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Solution

The fourth proportional to 7,639,252.16, 11,456,448.03 and 2,520,728.10 is: 3,780,290.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,639,252.16 : 11,456,448.03 = 2,520,728.10 : x
  2. Step 2: Convert to fraction form
    7,639,252.16/11,456,448.03 = 2,520,728.10/x
  3. Step 3: Cross multiply
    7,639,252.16x = 11,456,448.03 × 2,520,728.10
  4. Step 4: Simplify right side
    7,639,252.16x = 28,878,590,475,410.64
  5. Step 5: Solve for x
    x = 28,878,590,475,410.64/7,639,252.16
  6. Step 6: Final answer
    x = 3,780,290.25

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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.