Home / 8,117,809.64-11,198,330.02-5,019,342.56

Finding the Fourth Proportional to 8,117,809.64, 11,198,330.02 and 5,019,342.56

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Solution

The fourth proportional to 8,117,809.64, 11,198,330.02 and 5,019,342.56 is: 6,924,066.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,117,809.64 : 11,198,330.02 = 5,019,342.56 : x
  2. Step 2: Convert to fraction form
    8,117,809.64/11,198,330.02 = 5,019,342.56/x
  3. Step 3: Cross multiply
    8,117,809.64x = 11,198,330.02 × 5,019,342.56
  4. Step 4: Simplify right side
    8,117,809.64x = 56,208,254,470,311.64
  5. Step 5: Solve for x
    x = 56,208,254,470,311.64/8,117,809.64
  6. Step 6: Final answer
    x = 6,924,066.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.