Home / 53,017,075.20-79,525,612.80-27,507,907.20

Finding the Fourth Proportional to 53,017,075.20, 79,525,612.80 and 27,507,907.20

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Solution

The fourth proportional to 53,017,075.20, 79,525,612.80 and 27,507,907.20 is: 41,261,860.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,017,075.20 : 79,525,612.80 = 27,507,907.20 : x
  2. Step 2: Convert to fraction form
    53,017,075.20/79,525,612.80 = 27,507,907.20/x
  3. Step 3: Cross multiply
    53,017,075.20x = 79,525,612.80 × 27,507,907.20
  4. Step 4: Simplify right side
    53,017,075.20x = 2,187,583,176,925,532
  5. Step 5: Solve for x
    x = 2,187,583,176,925,532/53,017,075.20
  6. Step 6: Final answer
    x = 41,261,860.80

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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.