Home / 10,857,085.60-16,275,260.40-4,031,831.20

Finding the Fourth Proportional to 10,857,085.60, 16,275,260.40 and 4,031,831.20

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Solution

The fourth proportional to 10,857,085.60, 16,275,260.40 and 4,031,831.20 is: 6,043,896.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,857,085.60 : 16,275,260.40 = 4,031,831.20 : x
  2. Step 2: Convert to fraction form
    10,857,085.60/16,275,260.40 = 4,031,831.20/x
  3. Step 3: Cross multiply
    10,857,085.60x = 16,275,260.40 × 4,031,831.20
  4. Step 4: Simplify right side
    10,857,085.60x = 65,619,102,668,844.48
  5. Step 5: Solve for x
    x = 65,619,102,668,844.48/10,857,085.60
  6. Step 6: Final answer
    x = 6,043,896.59

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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.