Home / 11,221,068.06-16,831,602.13-8,666,009.80

Finding the Fourth Proportional to 11,221,068.06, 16,831,602.13 and 8,666,009.80

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Solution

The fourth proportional to 11,221,068.06, 16,831,602.13 and 8,666,009.80 is: 12,999,014.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,221,068.06 : 16,831,602.13 = 8,666,009.80 : x
  2. Step 2: Convert to fraction form
    11,221,068.06/16,831,602.13 = 8,666,009.80/x
  3. Step 3: Cross multiply
    11,221,068.06x = 16,831,602.13 × 8,666,009.80
  4. Step 4: Simplify right side
    11,221,068.06x = 145,862,828,951,825.84
  5. Step 5: Solve for x
    x = 145,862,828,951,825.84/11,221,068.06
  6. Step 6: Final answer
    x = 12,999,014.73

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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.