Home / 12,249,856.59-18,373,385.21-3,275,108.43

Finding the Fourth Proportional to 12,249,856.59, 18,373,385.21 and 3,275,108.43

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Solution

The fourth proportional to 12,249,856.59, 18,373,385.21 and 3,275,108.43 is: 4,912,288.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,249,856.59 : 18,373,385.21 = 3,275,108.43 : x
  2. Step 2: Convert to fraction form
    12,249,856.59/18,373,385.21 = 3,275,108.43/x
  3. Step 3: Cross multiply
    12,249,856.59x = 18,373,385.21 × 3,275,108.43
  4. Step 4: Simplify right side
    12,249,856.59x = 60,174,828,772,532.77
  5. Step 5: Solve for x
    x = 60,174,828,772,532.77/12,249,856.59
  6. Step 6: Final answer
    x = 4,912,288.43

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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.