Home / 16,681,459.60-25,075,642.20-15,498,125.20

Finding the Fourth Proportional to 16,681,459.60, 25,075,642.20 and 15,498,125.20

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Solution

The fourth proportional to 16,681,459.60, 25,075,642.20 and 15,498,125.20 is: 23,296,848.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,681,459.60 : 25,075,642.20 = 15,498,125.20 : x
  2. Step 2: Convert to fraction form
    16,681,459.60/25,075,642.20 = 15,498,125.20/x
  3. Step 3: Cross multiply
    16,681,459.60x = 25,075,642.20 × 15,498,125.20
  4. Step 4: Simplify right side
    16,681,459.60x = 388,625,442,286,003.44
  5. Step 5: Solve for x
    x = 388,625,442,286,003.44/16,681,459.60
  6. Step 6: Final answer
    x = 23,296,848.81

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1.5x scale

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.