Home / 13,888,980.20-20,833,472.70-5,797,541.80

Finding the Fourth Proportional to 13,888,980.20, 20,833,472.70 and 5,797,541.80

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Solution

The fourth proportional to 13,888,980.20, 20,833,472.70 and 5,797,541.80 is: 8,696,313.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,888,980.20 : 20,833,472.70 = 5,797,541.80 : x
  2. Step 2: Convert to fraction form
    13,888,980.20/20,833,472.70 = 5,797,541.80/x
  3. Step 3: Cross multiply
    13,888,980.20x = 20,833,472.70 × 5,797,541.80
  4. Step 4: Simplify right side
    13,888,980.20x = 120,782,928,817,408.86
  5. Step 5: Solve for x
    x = 120,782,928,817,408.86/13,888,980.20
  6. Step 6: Final answer
    x = 8,696,313.70

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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.