Home / 54,138,140.10-81,207,210.15-41,383,556.10

Finding the Fourth Proportional to 54,138,140.10, 81,207,210.15 and 41,383,556.10

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Solution

The fourth proportional to 54,138,140.10, 81,207,210.15 and 41,383,556.10 is: 62,075,334.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,138,140.10 : 81,207,210.15 = 41,383,556.10 : x
  2. Step 2: Convert to fraction form
    54,138,140.10/81,207,210.15 = 41,383,556.10/x
  3. Step 3: Cross multiply
    54,138,140.10x = 81,207,210.15 × 41,383,556.10
  4. Step 4: Simplify right side
    54,138,140.10x = 3,360,643,136,967,015
  5. Step 5: Solve for x
    x = 3,360,643,136,967,015/54,138,140.10
  6. Step 6: Final answer
    x = 62,075,334.15

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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.