Home / 5,388,595.20-8,082,892.80-4,432,001.40

Finding the Fourth Proportional to 5,388,595.20, 8,082,892.80 and 4,432,001.40

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Solution

The fourth proportional to 5,388,595.20, 8,082,892.80 and 4,432,001.40 is: 6,648,002.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388,595.20 : 8,082,892.80 = 4,432,001.40 : x
  2. Step 2: Convert to fraction form
    5,388,595.20/8,082,892.80 = 4,432,001.40/x
  3. Step 3: Cross multiply
    5,388,595.20x = 8,082,892.80 × 4,432,001.40
  4. Step 4: Simplify right side
    5,388,595.20x = 35,823,392,205,649.92
  5. Step 5: Solve for x
    x = 35,823,392,205,649.92/5,388,595.20
  6. Step 6: Final answer
    x = 6,648,002.10

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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.