Home / 4,139,871.60-6,209,807.40-2,117,443.35

Finding the Fourth Proportional to 4,139,871.60, 6,209,807.40 and 2,117,443.35

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Solution

The fourth proportional to 4,139,871.60, 6,209,807.40 and 2,117,443.35 is: 3,176,165.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,139,871.60 : 6,209,807.40 = 2,117,443.35 : x
  2. Step 2: Convert to fraction form
    4,139,871.60/6,209,807.40 = 2,117,443.35/x
  3. Step 3: Cross multiply
    4,139,871.60x = 6,209,807.40 × 2,117,443.35
  4. Step 4: Simplify right side
    4,139,871.60x = 13,148,915,383,910.79
  5. Step 5: Solve for x
    x = 13,148,915,383,910.79/4,139,871.60
  6. Step 6: Final answer
    x = 3,176,165.03

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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.