Home / 31,205,901.60-46,808,998.20-11,011,143.60

Finding the Fourth Proportional to 31,205,901.60, 46,808,998.20 and 11,011,143.60

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Solution

The fourth proportional to 31,205,901.60, 46,808,998.20 and 11,011,143.60 is: 16,516,766.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,205,901.60 : 46,808,998.20 = 11,011,143.60 : x
  2. Step 2: Convert to fraction form
    31,205,901.60/46,808,998.20 = 11,011,143.60/x
  3. Step 3: Cross multiply
    31,205,901.60x = 46,808,998.20 × 11,011,143.60
  4. Step 4: Simplify right side
    31,205,901.60x = 515,420,600,952,341.56
  5. Step 5: Solve for x
    x = 515,420,600,952,341.56/31,205,901.60
  6. Step 6: Final answer
    x = 16,516,766.85

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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.