Home / 54,839,172.72-82,242,196.16-16,490,506.80

Finding the Fourth Proportional to 54,839,172.72, 82,242,196.16 and 16,490,506.80

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Solution

The fourth proportional to 54,839,172.72, 82,242,196.16 and 16,490,506.80 is: 24,730,779.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,839,172.72 : 82,242,196.16 = 16,490,506.80 : x
  2. Step 2: Convert to fraction form
    54,839,172.72/82,242,196.16 = 16,490,506.80/x
  3. Step 3: Cross multiply
    54,839,172.72x = 82,242,196.16 × 16,490,506.80
  4. Step 4: Simplify right side
    54,839,172.72x = 1,356,215,495,023,414
  5. Step 5: Solve for x
    x = 1,356,215,495,023,414/54,839,172.72
  6. Step 6: Final answer
    x = 24,730,779.62

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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.