Home / 7,661,973.84-11,492,960.64-7,278,844.24

Finding the Fourth Proportional to 7,661,973.84, 11,492,960.64 and 7,278,844.24

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Solution

The fourth proportional to 7,661,973.84, 11,492,960.64 and 7,278,844.24 is: 10,918,266.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,661,973.84 : 11,492,960.64 = 7,278,844.24 : x
  2. Step 2: Convert to fraction form
    7,661,973.84/11,492,960.64 = 7,278,844.24/x
  3. Step 3: Cross multiply
    7,661,973.84x = 11,492,960.64 × 7,278,844.24
  4. Step 4: Simplify right side
    7,661,973.84x = 83,655,470,355,010.72
  5. Step 5: Solve for x
    x = 83,655,470,355,010.72/7,661,973.84
  6. Step 6: Final answer
    x = 10,918,266.25

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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.