Home / 8,508,900.51-11,742,357.65-4,641,438.87

Finding the Fourth Proportional to 8,508,900.51, 11,742,357.65 and 4,641,438.87

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Solution

The fourth proportional to 8,508,900.51, 11,742,357.65 and 4,641,438.87 is: 6,405,226.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,508,900.51 : 11,742,357.65 = 4,641,438.87 : x
  2. Step 2: Convert to fraction form
    8,508,900.51/11,742,357.65 = 4,641,438.87/x
  3. Step 3: Cross multiply
    8,508,900.51x = 11,742,357.65 × 4,641,438.87
  4. Step 4: Simplify right side
    8,508,900.51x = 54,501,435,198,944.66
  5. Step 5: Solve for x
    x = 54,501,435,198,944.66/8,508,900.51
  6. Step 6: Final answer
    x = 6,405,226.52

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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.