Home / 15,768,197.40-23,652,296.10-12,579,551.40

Finding the Fourth Proportional to 15,768,197.40, 23,652,296.10 and 12,579,551.40

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Solution

The fourth proportional to 15,768,197.40, 23,652,296.10 and 12,579,551.40 is: 18,869,327.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,768,197.40 : 23,652,296.10 = 12,579,551.40 : x
  2. Step 2: Convert to fraction form
    15,768,197.40/23,652,296.10 = 12,579,551.40/x
  3. Step 3: Cross multiply
    15,768,197.40x = 23,652,296.10 × 12,579,551.40
  4. Step 4: Simplify right side
    15,768,197.40x = 297,535,274,517,969.56
  5. Step 5: Solve for x
    x = 297,535,274,517,969.56/15,768,197.40
  6. Step 6: Final answer
    x = 18,869,327.10

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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.