Home / 5,377,820.20-8,066,730.30-5,346,327.40

Finding the Fourth Proportional to 5,377,820.20, 8,066,730.30 and 5,346,327.40

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Solution

The fourth proportional to 5,377,820.20, 8,066,730.30 and 5,346,327.40 is: 8,019,491.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,377,820.20 : 8,066,730.30 = 5,346,327.40 : x
  2. Step 2: Convert to fraction form
    5,377,820.20/8,066,730.30 = 5,346,327.40/x
  3. Step 3: Cross multiply
    5,377,820.20x = 8,066,730.30 × 5,346,327.40
  4. Step 4: Simplify right side
    5,377,820.20x = 43,127,381,231,300.22
  5. Step 5: Solve for x
    x = 43,127,381,231,300.22/5,377,820.20
  6. Step 6: Final answer
    x = 8,019,491.10

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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.