Home / 7,772,964.64-11,660,941.44-2,980,280.14

Finding the Fourth Proportional to 7,772,964.64, 11,660,941.44 and 2,980,280.14

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Solution

The fourth proportional to 7,772,964.64, 11,660,941.44 and 2,980,280.14 is: 4,470,993.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,772,964.64 : 11,660,941.44 = 2,980,280.14 : x
  2. Step 2: Convert to fraction form
    7,772,964.64/11,660,941.44 = 2,980,280.14/x
  3. Step 3: Cross multiply
    7,772,964.64x = 11,660,941.44 × 2,980,280.14
  4. Step 4: Simplify right side
    7,772,964.64x = 34,752,872,187,335
  5. Step 5: Solve for x
    x = 34,752,872,187,335/7,772,964.64
  6. Step 6: Final answer
    x = 4,470,993.22

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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.