Home / 30,093,190.90-41,541,316.08-20,316,877.16

Finding the Fourth Proportional to 30,093,190.90, 41,541,316.08 and 20,316,877.16

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Solution

The fourth proportional to 30,093,190.90, 41,541,316.08 and 20,316,877.16 is: 28,045,873.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,093,190.90 : 41,541,316.08 = 20,316,877.16 : x
  2. Step 2: Convert to fraction form
    30,093,190.90/41,541,316.08 = 20,316,877.16/x
  3. Step 3: Cross multiply
    30,093,190.90x = 41,541,316.08 × 20,316,877.16
  4. Step 4: Simplify right side
    30,093,190.90x = 843,989,815,862,092.75
  5. Step 5: Solve for x
    x = 843,989,815,862,092.75/30,093,190.90
  6. Step 6: Final answer
    x = 28,045,873.19

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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.