Home / 11,731,781.60-17,583,675.60-10,528,056.80

Finding the Fourth Proportional to 11,731,781.60, 17,583,675.60 and 10,528,056.80

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Solution

The fourth proportional to 11,731,781.60, 17,583,675.60 and 10,528,056.80 is: 15,779,524.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,731,781.60 : 17,583,675.60 = 10,528,056.80 : x
  2. Step 2: Convert to fraction form
    11,731,781.60/17,583,675.60 = 10,528,056.80/x
  3. Step 3: Cross multiply
    11,731,781.60x = 17,583,675.60 × 10,528,056.80
  4. Step 4: Simplify right side
    11,731,781.60x = 185,121,935,469,574.09
  5. Step 5: Solve for x
    x = 185,121,935,469,574.09/11,731,781.60
  6. Step 6: Final answer
    x = 15,779,524.52

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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.