Home / 12,936,240.60-19,413,692.10-7,250,429.40

Finding the Fourth Proportional to 12,936,240.60, 19,413,692.10 and 7,250,429.40

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Solution

The fourth proportional to 12,936,240.60, 19,413,692.10 and 7,250,429.40 is: 10,880,874.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,936,240.60 : 19,413,692.10 = 7,250,429.40 : x
  2. Step 2: Convert to fraction form
    12,936,240.60/19,413,692.10 = 7,250,429.40/x
  3. Step 3: Cross multiply
    12,936,240.60x = 19,413,692.10 × 7,250,429.40
  4. Step 4: Simplify right side
    12,936,240.60x = 140,757,603,964,387.75
  5. Step 5: Solve for x
    x = 140,757,603,964,387.75/12,936,240.60
  6. Step 6: Final answer
    x = 10,880,874.00

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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.