Home / 25,261,515.12-34,860,915.60-13,659,075.60

Finding the Fourth Proportional to 25,261,515.12, 34,860,915.60 and 13,659,075.60

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Solution

The fourth proportional to 25,261,515.12, 34,860,915.60 and 13,659,075.60 is: 18,849,537.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,261,515.12 : 34,860,915.60 = 13,659,075.60 : x
  2. Step 2: Convert to fraction form
    25,261,515.12/34,860,915.60 = 13,659,075.60/x
  3. Step 3: Cross multiply
    25,261,515.12x = 34,860,915.60 × 13,659,075.60
  4. Step 4: Simplify right side
    25,261,515.12x = 476,167,881,665,619.38
  5. Step 5: Solve for x
    x = 476,167,881,665,619.38/25,261,515.12
  6. Step 6: Final answer
    x = 18,849,537.70

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1.5x scale

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.