Home / 12,596,549.80-18,897,282.30-5,408,069.80

Finding the Fourth Proportional to 12,596,549.80, 18,897,282.30 and 5,408,069.80

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Solution

The fourth proportional to 12,596,549.80, 18,897,282.30 and 5,408,069.80 is: 8,113,159.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,596,549.80 : 18,897,282.30 = 5,408,069.80 : x
  2. Step 2: Convert to fraction form
    12,596,549.80/18,897,282.30 = 5,408,069.80/x
  3. Step 3: Cross multiply
    12,596,549.80x = 18,897,282.30 × 5,408,069.80
  4. Step 4: Simplify right side
    12,596,549.80x = 102,197,821,708,704.55
  5. Step 5: Solve for x
    x = 102,197,821,708,704.55/12,596,549.80
  6. Step 6: Final answer
    x = 8,113,159.82

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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.