Home / 13,192,848.51-19,791,758.86-4,997,945.37

Finding the Fourth Proportional to 13,192,848.51, 19,791,758.86 and 4,997,945.37

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Solution

The fourth proportional to 13,192,848.51, 19,791,758.86 and 4,997,945.37 is: 7,497,859.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,192,848.51 : 19,791,758.86 = 4,997,945.37 : x
  2. Step 2: Convert to fraction form
    13,192,848.51/19,791,758.86 = 4,997,945.37/x
  3. Step 3: Cross multiply
    13,192,848.51x = 19,791,758.86 × 4,997,945.37
  4. Step 4: Simplify right side
    13,192,848.51x = 98,918,129,471,779.53
  5. Step 5: Solve for x
    x = 98,918,129,471,779.53/13,192,848.51
  6. Step 6: Final answer
    x = 7,497,859.87

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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.