Home / 11,003,946.21-15,185,500.79-6,876,374.13

Finding the Fourth Proportional to 11,003,946.21, 15,185,500.79 and 6,876,374.13

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Solution

The fourth proportional to 11,003,946.21, 15,185,500.79 and 6,876,374.13 is: 9,489,430.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,003,946.21 : 15,185,500.79 = 6,876,374.13 : x
  2. Step 2: Convert to fraction form
    11,003,946.21/15,185,500.79 = 6,876,374.13/x
  3. Step 3: Cross multiply
    11,003,946.21x = 15,185,500.79 × 6,876,374.13
  4. Step 4: Simplify right side
    11,003,946.21x = 104,421,184,749,068.69
  5. Step 5: Solve for x
    x = 104,421,184,749,068.69/11,003,946.21
  6. Step 6: Final answer
    x = 9,489,430.68

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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.