Home / 13,892,003.60-20,810,011.80-9,357,040.40

Finding the Fourth Proportional to 13,892,003.60, 20,810,011.80 and 9,357,040.40

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Solution

The fourth proportional to 13,892,003.60, 20,810,011.80 and 9,357,040.40 is: 14,016,705.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,892,003.60 : 20,810,011.80 = 9,357,040.40 : x
  2. Step 2: Convert to fraction form
    13,892,003.60/20,810,011.80 = 9,357,040.40/x
  3. Step 3: Cross multiply
    13,892,003.60x = 20,810,011.80 × 9,357,040.40
  4. Step 4: Simplify right side
    13,892,003.60x = 194,720,121,137,076.75
  5. Step 5: Solve for x
    x = 194,720,121,137,076.75/13,892,003.60
  6. Step 6: Final answer
    x = 14,016,705.35

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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.