Home / 10,427,770.02-15,645,971.56-5,629,816.38

Finding the Fourth Proportional to 10,427,770.02, 15,645,971.56 and 5,629,816.38

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Solution

The fourth proportional to 10,427,770.02, 15,645,971.56 and 5,629,816.38 is: 8,447,055.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,427,770.02 : 15,645,971.56 = 5,629,816.38 : x
  2. Step 2: Convert to fraction form
    10,427,770.02/15,645,971.56 = 5,629,816.38/x
  3. Step 3: Cross multiply
    10,427,770.02x = 15,645,971.56 × 5,629,816.38
  4. Step 4: Simplify right side
    10,427,770.02x = 88,083,946,969,502.16
  5. Step 5: Solve for x
    x = 88,083,946,969,502.16/10,427,770.02
  6. Step 6: Final answer
    x = 8,447,055.01

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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.