Home / 7,319,043.20-10,103,848.80-4,873,102.40

Finding the Fourth Proportional to 7,319,043.20, 10,103,848.80 and 4,873,102.40

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Solution

The fourth proportional to 7,319,043.20, 10,103,848.80 and 4,873,102.40 is: 6,727,257.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,319,043.20 : 10,103,848.80 = 4,873,102.40 : x
  2. Step 2: Convert to fraction form
    7,319,043.20/10,103,848.80 = 4,873,102.40/x
  3. Step 3: Cross multiply
    7,319,043.20x = 10,103,848.80 × 4,873,102.40
  4. Step 4: Simplify right side
    7,319,043.20x = 49,237,089,836,517.12
  5. Step 5: Solve for x
    x = 49,237,089,836,517.12/7,319,043.20
  6. Step 6: Final answer
    x = 6,727,257.72

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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.