Home / 53,739,598.08-74,157,847.20-30,531,504

Finding the Fourth Proportional to 53,739,598.08, 74,157,847.20 and 30,531,504

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Solution

The fourth proportional to 53,739,598.08, 74,157,847.20 and 30,531,504 is: 42,131,885.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,739,598.08 : 74,157,847.20 = 30,531,504 : x
  2. Step 2: Convert to fraction form
    53,739,598.08/74,157,847.20 = 30,531,504/x
  3. Step 3: Cross multiply
    53,739,598.08x = 74,157,847.20 × 30,531,504
  4. Step 4: Simplify right side
    53,739,598.08x = 2,264,150,608,418,189
  5. Step 5: Solve for x
    x = 2,264,150,608,418,189/53,739,598.08
  6. Step 6: Final answer
    x = 42,131,885.78

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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.