Home / 31,688,139.70-47,532,209.55-14,682,027.70

Finding the Fourth Proportional to 31,688,139.70, 47,532,209.55 and 14,682,027.70

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Solution

The fourth proportional to 31,688,139.70, 47,532,209.55 and 14,682,027.70 is: 22,023,041.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,688,139.70 : 47,532,209.55 = 14,682,027.70 : x
  2. Step 2: Convert to fraction form
    31,688,139.70/47,532,209.55 = 14,682,027.70/x
  3. Step 3: Cross multiply
    31,688,139.70x = 47,532,209.55 × 14,682,027.70
  4. Step 4: Simplify right side
    31,688,139.70x = 697,869,217,255,304.50
  5. Step 5: Solve for x
    x = 697,869,217,255,304.50/31,688,139.70
  6. Step 6: Final answer
    x = 22,023,041.55

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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.