Home / 4,345,638.60-6,518,457.90-4,314,145.80

Finding the Fourth Proportional to 4,345,638.60, 6,518,457.90 and 4,314,145.80

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Solution

The fourth proportional to 4,345,638.60, 6,518,457.90 and 4,314,145.80 is: 6,471,218.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,345,638.60 : 6,518,457.90 = 4,314,145.80 : x
  2. Step 2: Convert to fraction form
    4,345,638.60/6,518,457.90 = 4,314,145.80/x
  3. Step 3: Cross multiply
    4,345,638.60x = 6,518,457.90 × 4,314,145.80
  4. Step 4: Simplify right side
    4,345,638.60x = 28,121,577,771,761.82
  5. Step 5: Solve for x
    x = 28,121,577,771,761.82/4,345,638.60
  6. Step 6: Final answer
    x = 6,471,218.70

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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.