Home / 5,201,320.30-7,801,980.45-5,126,670.70

Finding the Fourth Proportional to 5,201,320.30, 7,801,980.45 and 5,126,670.70

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Solution

The fourth proportional to 5,201,320.30, 7,801,980.45 and 5,126,670.70 is: 7,690,006.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,201,320.30 : 7,801,980.45 = 5,126,670.70 : x
  2. Step 2: Convert to fraction form
    5,201,320.30/7,801,980.45 = 5,126,670.70/x
  3. Step 3: Cross multiply
    5,201,320.30x = 7,801,980.45 × 5,126,670.70
  4. Step 4: Simplify right side
    5,201,320.30x = 39,998,184,574,987.82
  5. Step 5: Solve for x
    x = 39,998,184,574,987.82/5,201,320.30
  6. Step 6: Final answer
    x = 7,690,006.05

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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.