Home / 13,934,704.56-20,904,748.61-5,298,133.50

Finding the Fourth Proportional to 13,934,704.56, 20,904,748.61 and 5,298,133.50

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Solution

The fourth proportional to 13,934,704.56, 20,904,748.61 and 5,298,133.50 is: 7,948,223.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,934,704.56 : 20,904,748.61 = 5,298,133.50 : x
  2. Step 2: Convert to fraction form
    13,934,704.56/20,904,748.61 = 5,298,133.50/x
  3. Step 3: Cross multiply
    13,934,704.56x = 20,904,748.61 × 5,298,133.50
  4. Step 4: Simplify right side
    13,934,704.56x = 110,756,148,893,228.77
  5. Step 5: Solve for x
    x = 110,756,148,893,228.77/13,934,704.56
  6. Step 6: Final answer
    x = 7,948,223.69

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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.