Home / 7,642,028.84-11,463,159.89-1,962,127.40

Finding the Fourth Proportional to 7,642,028.84, 11,463,159.89 and 1,962,127.40

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Solution

The fourth proportional to 7,642,028.84, 11,463,159.89 and 1,962,127.40 is: 2,943,221.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,642,028.84 : 11,463,159.89 = 1,962,127.40 : x
  2. Step 2: Convert to fraction form
    7,642,028.84/11,463,159.89 = 1,962,127.40/x
  3. Step 3: Cross multiply
    7,642,028.84x = 11,463,159.89 × 1,962,127.40
  4. Step 4: Simplify right side
    7,642,028.84x = 22,492,180,058,339.50
  5. Step 5: Solve for x
    x = 22,492,180,058,339.50/7,642,028.84
  6. Step 6: Final answer
    x = 2,943,221.04

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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.