Home / 13,880,857.02-19,155,679.11-8,083,019.58

Finding the Fourth Proportional to 13,880,857.02, 19,155,679.11 and 8,083,019.58

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Solution

The fourth proportional to 13,880,857.02, 19,155,679.11 and 8,083,019.58 is: 11,154,623.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,880,857.02 : 19,155,679.11 = 8,083,019.58 : x
  2. Step 2: Convert to fraction form
    13,880,857.02/19,155,679.11 = 8,083,019.58/x
  3. Step 3: Cross multiply
    13,880,857.02x = 19,155,679.11 × 8,083,019.58
  4. Step 4: Simplify right side
    13,880,857.02x = 154,835,729,314,326.97
  5. Step 5: Solve for x
    x = 154,835,729,314,326.97/13,880,857.02
  6. Step 6: Final answer
    x = 11,154,623.17

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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.