Home / 30,995,148.42-42,755,493.60-19,372,541.04

Finding the Fourth Proportional to 30,995,148.42, 42,755,493.60 and 19,372,541.04

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Solution

The fourth proportional to 30,995,148.42, 42,755,493.60 and 19,372,541.04 is: 26,722,974.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,995,148.42 : 42,755,493.60 = 19,372,541.04 : x
  2. Step 2: Convert to fraction form
    30,995,148.42/42,755,493.60 = 19,372,541.04/x
  3. Step 3: Cross multiply
    30,995,148.42x = 42,755,493.60 × 19,372,541.04
  4. Step 4: Simplify right side
    30,995,148.42x = 828,282,554,451,457.38
  5. Step 5: Solve for x
    x = 828,282,554,451,457.38/30,995,148.42
  6. Step 6: Final answer
    x = 26,722,974.29

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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.