Home / 5,361,966.40-8,043,005.65-2,124,291.96

Finding the Fourth Proportional to 5,361,966.40, 8,043,005.65 and 2,124,291.96

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Solution

The fourth proportional to 5,361,966.40, 8,043,005.65 and 2,124,291.96 is: 3,186,460.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,361,966.40 : 8,043,005.65 = 2,124,291.96 : x
  2. Step 2: Convert to fraction form
    5,361,966.40/8,043,005.65 = 2,124,291.96/x
  3. Step 3: Cross multiply
    5,361,966.40x = 8,043,005.65 × 2,124,291.96
  4. Step 4: Simplify right side
    5,361,966.40x = 17,085,692,236,529.57
  5. Step 5: Solve for x
    x = 17,085,692,236,529.57/5,361,966.40
  6. Step 6: Final answer
    x = 3,186,460.15

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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.