Home / 11,860,875.25-17,778,580.43-5,031,686.17

Finding the Fourth Proportional to 11,860,875.25, 17,778,580.43 and 5,031,686.17

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Solution

The fourth proportional to 11,860,875.25, 17,778,580.43 and 5,031,686.17 is: 7,542,127.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,860,875.25 : 17,778,580.43 = 5,031,686.17 : x
  2. Step 2: Convert to fraction form
    11,860,875.25/17,778,580.43 = 5,031,686.17/x
  3. Step 3: Cross multiply
    11,860,875.25x = 17,778,580.43 × 5,031,686.17
  4. Step 4: Simplify right side
    11,860,875.25x = 89,456,237,271,863.66
  5. Step 5: Solve for x
    x = 89,456,237,271,863.66/11,860,875.25
  6. Step 6: Final answer
    x = 7,542,127.83

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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.