Home / 57,991,705.80-87,000,000.30-17,606,272.20

Finding the Fourth Proportional to 57,991,705.80, 87,000,000.30 and 17,606,272.20

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Solution

The fourth proportional to 57,991,705.80, 87,000,000.30 and 17,606,272.20 is: 26,413,185.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,991,705.80 : 87,000,000.30 = 17,606,272.20 : x
  2. Step 2: Convert to fraction form
    57,991,705.80/87,000,000.30 = 17,606,272.20/x
  3. Step 3: Cross multiply
    57,991,705.80x = 87,000,000.30 × 17,606,272.20
  4. Step 4: Simplify right side
    57,991,705.80x = 1,531,745,686,681,881.50
  5. Step 5: Solve for x
    x = 1,531,745,686,681,881.50/57,991,705.80
  6. Step 6: Final answer
    x = 26,413,185.57

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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.