Home / 15,580,926.02-21,502,790.56-8,611,453.80

Finding the Fourth Proportional to 15,580,926.02, 21,502,790.56 and 8,611,453.80

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Solution

The fourth proportional to 15,580,926.02, 21,502,790.56 and 8,611,453.80 is: 11,884,421.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,580,926.02 : 21,502,790.56 = 8,611,453.80 : x
  2. Step 2: Convert to fraction form
    15,580,926.02/21,502,790.56 = 8,611,453.80/x
  3. Step 3: Cross multiply
    15,580,926.02x = 21,502,790.56 × 8,611,453.80
  4. Step 4: Simplify right side
    15,580,926.02x = 185,170,287,478,516.12
  5. Step 5: Solve for x
    x = 185,170,287,478,516.12/15,580,926.02
  6. Step 6: Final answer
    x = 11,884,421.20

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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.