Home / 9,285,377.01-12,814,220.43-5,155,408.32

Finding the Fourth Proportional to 9,285,377.01, 12,814,220.43 and 5,155,408.32

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Solution

The fourth proportional to 9,285,377.01, 12,814,220.43 and 5,155,408.32 is: 7,114,685.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,285,377.01 : 12,814,220.43 = 5,155,408.32 : x
  2. Step 2: Convert to fraction form
    9,285,377.01/12,814,220.43 = 5,155,408.32/x
  3. Step 3: Cross multiply
    9,285,377.01x = 12,814,220.43 × 5,155,408.32
  4. Step 4: Simplify right side
    9,285,377.01x = 66,062,538,619,135.98
  5. Step 5: Solve for x
    x = 66,062,538,619,135.98/9,285,377.01
  6. Step 6: Final answer
    x = 7,114,685.66

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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.