Home / 5,346,006.20-8,019,009.30-2,649,289.40

Finding the Fourth Proportional to 5,346,006.20, 8,019,009.30 and 2,649,289.40

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Solution

The fourth proportional to 5,346,006.20, 8,019,009.30 and 2,649,289.40 is: 3,973,934.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,346,006.20 : 8,019,009.30 = 2,649,289.40 : x
  2. Step 2: Convert to fraction form
    5,346,006.20/8,019,009.30 = 2,649,289.40/x
  3. Step 3: Cross multiply
    5,346,006.20x = 8,019,009.30 × 2,649,289.40
  4. Step 4: Simplify right side
    5,346,006.20x = 21,244,676,336,991.42
  5. Step 5: Solve for x
    x = 21,244,676,336,991.42/5,346,006.20
  6. Step 6: Final answer
    x = 3,973,934.10

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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.