Home / 74,628,075.72-102,986,843.40-41,587,600.08

Finding the Fourth Proportional to 74,628,075.72, 102,986,843.40 and 41,587,600.08

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Solution

The fourth proportional to 74,628,075.72, 102,986,843.40 and 41,587,600.08 is: 57,390,943.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,628,075.72 : 102,986,843.40 = 41,587,600.08 : x
  2. Step 2: Convert to fraction form
    74,628,075.72/102,986,843.40 = 41,587,600.08/x
  3. Step 3: Cross multiply
    74,628,075.72x = 102,986,843.40 × 41,587,600.08
  4. Step 4: Simplify right side
    74,628,075.72x = 4,282,975,656,820,787.50
  5. Step 5: Solve for x
    x = 4,282,975,656,820,787.50/74,628,075.72
  6. Step 6: Final answer
    x = 57,390,943.23

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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.