Home / 13,022,831.60-19,534,247.40-10,503,407.60

Finding the Fourth Proportional to 13,022,831.60, 19,534,247.40 and 10,503,407.60

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Solution

The fourth proportional to 13,022,831.60, 19,534,247.40 and 10,503,407.60 is: 15,755,111.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,022,831.60 : 19,534,247.40 = 10,503,407.60 : x
  2. Step 2: Convert to fraction form
    13,022,831.60/19,534,247.40 = 10,503,407.60/x
  3. Step 3: Cross multiply
    13,022,831.60x = 19,534,247.40 × 10,503,407.60
  4. Step 4: Simplify right side
    13,022,831.60x = 205,176,162,601,440.22
  5. Step 5: Solve for x
    x = 205,176,162,601,440.22/13,022,831.60
  6. Step 6: Final answer
    x = 15,755,111.40

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Similar ratio
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1.5x scale

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.