Home / 12,415,567.19-18,617,921.66-6,263,764.01

Finding the Fourth Proportional to 12,415,567.19, 18,617,921.66 and 6,263,764.01

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Solution

The fourth proportional to 12,415,567.19, 18,617,921.66 and 6,263,764.01 is: 9,392,906.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,415,567.19 : 18,617,921.66 = 6,263,764.01 : x
  2. Step 2: Convert to fraction form
    12,415,567.19/18,617,921.66 = 6,263,764.01/x
  3. Step 3: Cross multiply
    12,415,567.19x = 18,617,921.66 × 6,263,764.01
  4. Step 4: Simplify right side
    12,415,567.19x = 116,618,267,510,499.03
  5. Step 5: Solve for x
    x = 116,618,267,510,499.03/12,415,567.19
  6. Step 6: Final answer
    x = 9,392,906.97

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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.