Home / 8,779,764.39-13,174,187.52-6,370,778.73

Finding the Fourth Proportional to 8,779,764.39, 13,174,187.52 and 6,370,778.73

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Solution

The fourth proportional to 8,779,764.39, 13,174,187.52 and 6,370,778.73 is: 9,559,463.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,779,764.39 : 13,174,187.52 = 6,370,778.73 : x
  2. Step 2: Convert to fraction form
    8,779,764.39/13,174,187.52 = 6,370,778.73/x
  3. Step 3: Cross multiply
    8,779,764.39x = 13,174,187.52 × 6,370,778.73
  4. Step 4: Simplify right side
    8,779,764.39x = 83,929,833,637,447.45
  5. Step 5: Solve for x
    x = 83,929,833,637,447.45/8,779,764.39
  6. Step 6: Final answer
    x = 9,559,463.09

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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.