Home / 6,018,721.20-8,305,834.50-3,440,457.18

Finding the Fourth Proportional to 6,018,721.20, 8,305,834.50 and 3,440,457.18

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Solution

The fourth proportional to 6,018,721.20, 8,305,834.50 and 3,440,457.18 is: 4,747,830.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,018,721.20 : 8,305,834.50 = 3,440,457.18 : x
  2. Step 2: Convert to fraction form
    6,018,721.20/8,305,834.50 = 3,440,457.18/x
  3. Step 3: Cross multiply
    6,018,721.20x = 8,305,834.50 × 3,440,457.18
  4. Step 4: Simplify right side
    6,018,721.20x = 28,575,867,941,416.71
  5. Step 5: Solve for x
    x = 28,575,867,941,416.71/6,018,721.20
  6. Step 6: Final answer
    x = 4,747,830.48

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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.