Home / 5,385,300.80-8,077,951.20-4,944,401.60

Finding the Fourth Proportional to 5,385,300.80, 8,077,951.20 and 4,944,401.60

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Solution

The fourth proportional to 5,385,300.80, 8,077,951.20 and 4,944,401.60 is: 7,416,602.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,385,300.80 : 8,077,951.20 = 4,944,401.60 : x
  2. Step 2: Convert to fraction form
    5,385,300.80/8,077,951.20 = 4,944,401.60/x
  3. Step 3: Cross multiply
    5,385,300.80x = 8,077,951.20 × 4,944,401.60
  4. Step 4: Simplify right side
    5,385,300.80x = 39,940,634,838,001.91
  5. Step 5: Solve for x
    x = 39,940,634,838,001.91/5,385,300.80
  6. Step 6: Final answer
    x = 7,416,602.40

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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.