Home / 6,615,807.56-9,917,412.78-2,124,935.24

Finding the Fourth Proportional to 6,615,807.56, 9,917,412.78 and 2,124,935.24

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Solution

The fourth proportional to 6,615,807.56, 9,917,412.78 and 2,124,935.24 is: 3,185,379.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,615,807.56 : 9,917,412.78 = 2,124,935.24 : x
  2. Step 2: Convert to fraction form
    6,615,807.56/9,917,412.78 = 2,124,935.24/x
  3. Step 3: Cross multiply
    6,615,807.56x = 9,917,412.78 × 2,124,935.24
  4. Step 4: Simplify right side
    6,615,807.56x = 21,073,859,905,848.37
  5. Step 5: Solve for x
    x = 21,073,859,905,848.37/6,615,807.56
  6. Step 6: Final answer
    x = 3,185,379.82

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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.