Home / 5,429,134.80-8,138,345.40-3,034,126.80

Finding the Fourth Proportional to 5,429,134.80, 8,138,345.40 and 3,034,126.80

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Solution

The fourth proportional to 5,429,134.80, 8,138,345.40 and 3,034,126.80 is: 4,548,196.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,429,134.80 : 8,138,345.40 = 3,034,126.80 : x
  2. Step 2: Convert to fraction form
    5,429,134.80/8,138,345.40 = 3,034,126.80/x
  3. Step 3: Cross multiply
    5,429,134.80x = 8,138,345.40 × 3,034,126.80
  4. Step 4: Simplify right side
    5,429,134.80x = 24,692,771,885,796.72
  5. Step 5: Solve for x
    x = 24,692,771,885,796.72/5,429,134.80
  6. Step 6: Final answer
    x = 4,548,196.50

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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.