Home / 18,075,929.36-27,114,113.28-5,296,693.28

Finding the Fourth Proportional to 18,075,929.36, 27,114,113.28 and 5,296,693.28

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Solution

The fourth proportional to 18,075,929.36, 27,114,113.28 and 5,296,693.28 is: 7,945,104.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,075,929.36 : 27,114,113.28 = 5,296,693.28 : x
  2. Step 2: Convert to fraction form
    18,075,929.36/27,114,113.28 = 5,296,693.28/x
  3. Step 3: Cross multiply
    18,075,929.36x = 27,114,113.28 × 5,296,693.28
  4. Step 4: Simplify right side
    18,075,929.36x = 143,615,141,603,334.78
  5. Step 5: Solve for x
    x = 143,615,141,603,334.78/18,075,929.36
  6. Step 6: Final answer
    x = 7,945,104.16

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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.