Home / 6,514,140.30-9,771,210.45-2,916,087.90

Finding the Fourth Proportional to 6,514,140.30, 9,771,210.45 and 2,916,087.90

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Solution

The fourth proportional to 6,514,140.30, 9,771,210.45 and 2,916,087.90 is: 4,374,131.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,514,140.30 : 9,771,210.45 = 2,916,087.90 : x
  2. Step 2: Convert to fraction form
    6,514,140.30/9,771,210.45 = 2,916,087.90/x
  3. Step 3: Cross multiply
    6,514,140.30x = 9,771,210.45 × 2,916,087.90
  4. Step 4: Simplify right side
    6,514,140.30x = 28,493,708,561,598.55
  5. Step 5: Solve for x
    x = 28,493,708,561,598.55/6,514,140.30
  6. Step 6: Final answer
    x = 4,374,131.85

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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.