Home / 9,181,893.40-13,772,840.10-4,143,045.40

Finding the Fourth Proportional to 9,181,893.40, 13,772,840.10 and 4,143,045.40

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Solution

The fourth proportional to 9,181,893.40, 13,772,840.10 and 4,143,045.40 is: 6,214,568.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,181,893.40 : 13,772,840.10 = 4,143,045.40 : x
  2. Step 2: Convert to fraction form
    9,181,893.40/13,772,840.10 = 4,143,045.40/x
  3. Step 3: Cross multiply
    9,181,893.40x = 13,772,840.10 × 4,143,045.40
  4. Step 4: Simplify right side
    9,181,893.40x = 57,061,501,821,240.54
  5. Step 5: Solve for x
    x = 57,061,501,821,240.54/9,181,893.40
  6. Step 6: Final answer
    x = 6,214,568.10

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Similar ratio
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1.5x scale

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.