Home / 13,932,037.70-20,898,056.55-12,444,002.90

Finding the Fourth Proportional to 13,932,037.70, 20,898,056.55 and 12,444,002.90

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Solution

The fourth proportional to 13,932,037.70, 20,898,056.55 and 12,444,002.90 is: 18,666,004.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,932,037.70 : 20,898,056.55 = 12,444,002.90 : x
  2. Step 2: Convert to fraction form
    13,932,037.70/20,898,056.55 = 12,444,002.90/x
  3. Step 3: Cross multiply
    13,932,037.70x = 20,898,056.55 × 12,444,002.90
  4. Step 4: Simplify right side
    13,932,037.70x = 260,055,476,312,564
  5. Step 5: Solve for x
    x = 260,055,476,312,564/13,932,037.70
  6. Step 6: Final answer
    x = 18,666,004.35

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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.