Home / 11,221,074.34-16,831,611.55-8,666,016.09

Finding the Fourth Proportional to 11,221,074.34, 16,831,611.55 and 8,666,016.09

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Solution

The fourth proportional to 11,221,074.34, 16,831,611.55 and 8,666,016.09 is: 12,999,024.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,221,074.34 : 16,831,611.55 = 8,666,016.09 : x
  2. Step 2: Convert to fraction form
    11,221,074.34/16,831,611.55 = 8,666,016.09/x
  3. Step 3: Cross multiply
    11,221,074.34x = 16,831,611.55 × 8,666,016.09
  4. Step 4: Simplify right side
    11,221,074.34x = 145,863,016,411,897.47
  5. Step 5: Solve for x
    x = 145,863,016,411,897.47/11,221,074.34
  6. Step 6: Final answer
    x = 12,999,024.15

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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.