Home / 8,993,832.40-13,475,002.20-7,387,699.60

Finding the Fourth Proportional to 8,993,832.40, 13,475,002.20 and 7,387,699.60

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Solution

The fourth proportional to 8,993,832.40, 13,475,002.20 and 7,387,699.60 is: 11,068,615.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,993,832.40 : 13,475,002.20 = 7,387,699.60 : x
  2. Step 2: Convert to fraction form
    8,993,832.40/13,475,002.20 = 7,387,699.60/x
  3. Step 3: Cross multiply
    8,993,832.40x = 13,475,002.20 × 7,387,699.60
  4. Step 4: Simplify right side
    8,993,832.40x = 99,549,268,362,939.11
  5. Step 5: Solve for x
    x = 99,549,268,362,939.11/8,993,832.40
  6. Step 6: Final answer
    x = 11,068,615.02

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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.