Home / 10,890,687.60-16,336,031.40-4,498,815.60

Finding the Fourth Proportional to 10,890,687.60, 16,336,031.40 and 4,498,815.60

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Solution

The fourth proportional to 10,890,687.60, 16,336,031.40 and 4,498,815.60 is: 6,748,223.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,890,687.60 : 16,336,031.40 = 4,498,815.60 : x
  2. Step 2: Convert to fraction form
    10,890,687.60/16,336,031.40 = 4,498,815.60/x
  3. Step 3: Cross multiply
    10,890,687.60x = 16,336,031.40 × 4,498,815.60
  4. Step 4: Simplify right side
    10,890,687.60x = 73,492,792,904,409.83
  5. Step 5: Solve for x
    x = 73,492,792,904,409.83/10,890,687.60
  6. Step 6: Final answer
    x = 6,748,223.40

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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.