Home / 12,982,240.80-19,475,204.40-4,005,856.80

Finding the Fourth Proportional to 12,982,240.80, 19,475,204.40 and 4,005,856.80

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Solution

The fourth proportional to 12,982,240.80, 19,475,204.40 and 4,005,856.80 is: 6,009,353.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,982,240.80 : 19,475,204.40 = 4,005,856.80 : x
  2. Step 2: Convert to fraction form
    12,982,240.80/19,475,204.40 = 4,005,856.80/x
  3. Step 3: Cross multiply
    12,982,240.80x = 19,475,204.40 × 4,005,856.80
  4. Step 4: Simplify right side
    12,982,240.80x = 78,014,879,977,129.91
  5. Step 5: Solve for x
    x = 78,014,879,977,129.91/12,982,240.80
  6. Step 6: Final answer
    x = 6,009,353.95

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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.