Home / 7,980,635.10-11,970,952.65-4,613,108.70

Finding the Fourth Proportional to 7,980,635.10, 11,970,952.65 and 4,613,108.70

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Solution

The fourth proportional to 7,980,635.10, 11,970,952.65 and 4,613,108.70 is: 6,919,663.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,980,635.10 : 11,970,952.65 = 4,613,108.70 : x
  2. Step 2: Convert to fraction form
    7,980,635.10/11,970,952.65 = 4,613,108.70/x
  3. Step 3: Cross multiply
    7,980,635.10x = 11,970,952.65 × 4,613,108.70
  4. Step 4: Simplify right side
    7,980,635.10x = 55,223,305,817,003.06
  5. Step 5: Solve for x
    x = 55,223,305,817,003.06/7,980,635.10
  6. Step 6: Final answer
    x = 6,919,663.05

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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.