Home / 5,064,669.96-6,989,910.21-2,888,714.31

Finding the Fourth Proportional to 5,064,669.96, 6,989,910.21 and 2,888,714.31

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Solution

The fourth proportional to 5,064,669.96, 6,989,910.21 and 2,888,714.31 is: 3,986,805.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,064,669.96 : 6,989,910.21 = 2,888,714.31 : x
  2. Step 2: Convert to fraction form
    5,064,669.96/6,989,910.21 = 2,888,714.31/x
  3. Step 3: Cross multiply
    5,064,669.96x = 6,989,910.21 × 2,888,714.31
  4. Step 4: Simplify right side
    5,064,669.96x = 20,191,853,649,242.11
  5. Step 5: Solve for x
    x = 20,191,853,649,242.11/5,064,669.96
  6. Step 6: Final answer
    x = 3,986,805.42

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1.5x scale

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.