Home / 4,347,339.60-6,521,009.40-2,665,390.80

Finding the Fourth Proportional to 4,347,339.60, 6,521,009.40 and 2,665,390.80

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Solution

The fourth proportional to 4,347,339.60, 6,521,009.40 and 2,665,390.80 is: 3,998,086.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,347,339.60 : 6,521,009.40 = 2,665,390.80 : x
  2. Step 2: Convert to fraction form
    4,347,339.60/6,521,009.40 = 2,665,390.80/x
  3. Step 3: Cross multiply
    4,347,339.60x = 6,521,009.40 × 2,665,390.80
  4. Step 4: Simplify right side
    4,347,339.60x = 17,381,038,461,473.52
  5. Step 5: Solve for x
    x = 17,381,038,461,473.52/4,347,339.60
  6. Step 6: Final answer
    x = 3,998,086.20

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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.