Home / 13,082,348.97-18,053,322.95-7,201,935.36

Finding the Fourth Proportional to 13,082,348.97, 18,053,322.95 and 7,201,935.36

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Solution

The fourth proportional to 13,082,348.97, 18,053,322.95 and 7,201,935.36 is: 9,938,495.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,082,348.97 : 18,053,322.95 = 7,201,935.36 : x
  2. Step 2: Convert to fraction form
    13,082,348.97/18,053,322.95 = 7,201,935.36/x
  3. Step 3: Cross multiply
    13,082,348.97x = 18,053,322.95 × 7,201,935.36
  4. Step 4: Simplify right side
    13,082,348.97x = 130,018,864,937,109.36
  5. Step 5: Solve for x
    x = 130,018,864,937,109.36/13,082,348.97
  6. Step 6: Final answer
    x = 9,938,495.39

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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.