Home / 5,066,321.25-6,989,457.83-2,999,800.65

Finding the Fourth Proportional to 5,066,321.25, 6,989,457.83 and 2,999,800.65

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Solution

The fourth proportional to 5,066,321.25, 6,989,457.83 and 2,999,800.65 is: 4,138,501.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,066,321.25 : 6,989,457.83 = 2,999,800.65 : x
  2. Step 2: Convert to fraction form
    5,066,321.25/6,989,457.83 = 2,999,800.65/x
  3. Step 3: Cross multiply
    5,066,321.25x = 6,989,457.83 × 2,999,800.65
  4. Step 4: Simplify right side
    5,066,321.25x = 20,966,980,126,582.59
  5. Step 5: Solve for x
    x = 20,966,980,126,582.59/5,066,321.25
  6. Step 6: Final answer
    x = 4,138,501.90

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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.