Home / 25,566,777.13-38,210,075.57-18,664,791.06

Finding the Fourth Proportional to 25,566,777.13, 38,210,075.57 and 18,664,791.06

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Solution

The fourth proportional to 25,566,777.13, 38,210,075.57 and 18,664,791.06 is: 27,894,915.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,566,777.13 : 38,210,075.57 = 18,664,791.06 : x
  2. Step 2: Convert to fraction form
    25,566,777.13/38,210,075.57 = 18,664,791.06/x
  3. Step 3: Cross multiply
    25,566,777.13x = 38,210,075.57 × 18,664,791.06
  4. Step 4: Simplify right side
    25,566,777.13x = 713,183,076,900,860.38
  5. Step 5: Solve for x
    x = 713,183,076,900,860.38/25,566,777.13
  6. Step 6: Final answer
    x = 27,894,915.08

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.