Home / 9,181,181.80-13,759,962.90-5,583,129.40

Finding the Fourth Proportional to 9,181,181.80, 13,759,962.90 and 5,583,129.40

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Solution

The fourth proportional to 9,181,181.80, 13,759,962.90 and 5,583,129.40 is: 8,367,512.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,181,181.80 : 13,759,962.90 = 5,583,129.40 : x
  2. Step 2: Convert to fraction form
    9,181,181.80/13,759,962.90 = 5,583,129.40/x
  3. Step 3: Cross multiply
    9,181,181.80x = 13,759,962.90 × 5,583,129.40
  4. Step 4: Simplify right side
    9,181,181.80x = 76,823,653,409,899.27
  5. Step 5: Solve for x
    x = 76,823,653,409,899.27/9,181,181.80
  6. Step 6: Final answer
    x = 8,367,512.49

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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.