Home / 6,541,065.90-9,026,581.28-3,640,457.52

Finding the Fourth Proportional to 6,541,065.90, 9,026,581.28 and 3,640,457.52

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Solution

The fourth proportional to 6,541,065.90, 9,026,581.28 and 3,640,457.52 is: 5,023,781.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,541,065.90 : 9,026,581.28 = 3,640,457.52 : x
  2. Step 2: Convert to fraction form
    6,541,065.90/9,026,581.28 = 3,640,457.52/x
  3. Step 3: Cross multiply
    6,541,065.90x = 9,026,581.28 × 3,640,457.52
  4. Step 4: Simplify right side
    6,541,065.90x = 32,860,885,682,464.94
  5. Step 5: Solve for x
    x = 32,860,885,682,464.94/6,541,065.90
  6. Step 6: Final answer
    x = 5,023,781.47

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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.