Home / 20,740,000.80-31,110,001.20-5,593,929.60

Finding the Fourth Proportional to 20,740,000.80, 31,110,001.20 and 5,593,929.60

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Solution

The fourth proportional to 20,740,000.80, 31,110,001.20 and 5,593,929.60 is: 8,390,894.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,740,000.80 : 31,110,001.20 = 5,593,929.60 : x
  2. Step 2: Convert to fraction form
    20,740,000.80/31,110,001.20 = 5,593,929.60/x
  3. Step 3: Cross multiply
    20,740,000.80x = 31,110,001.20 × 5,593,929.60
  4. Step 4: Simplify right side
    20,740,000.80x = 174,027,156,568,715.50
  5. Step 5: Solve for x
    x = 174,027,156,568,715.50/20,740,000.80
  6. Step 6: Final answer
    x = 8,390,894.40

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1.5x scale

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.