Home / 7,898,648.50-10,900,149.76-4,413,987.30

Finding the Fourth Proportional to 7,898,648.50, 10,900,149.76 and 4,413,987.30

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Solution

The fourth proportional to 7,898,648.50, 10,900,149.76 and 4,413,987.30 is: 6,091,310.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,898,648.50 : 10,900,149.76 = 4,413,987.30 : x
  2. Step 2: Convert to fraction form
    7,898,648.50/10,900,149.76 = 4,413,987.30/x
  3. Step 3: Cross multiply
    7,898,648.50x = 10,900,149.76 × 4,413,987.30
  4. Step 4: Simplify right side
    7,898,648.50x = 48,113,122,642,714.55
  5. Step 5: Solve for x
    x = 48,113,122,642,714.55/7,898,648.50
  6. Step 6: Final answer
    x = 6,091,310.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.