Home / 14,070,439.76-21,022,831.76

Finding the Third Proportional to 14,070,439.76 and 21,022,831.76

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Solution

The third proportional to 14,070,439.76 and 21,022,831.76 is: 31,410,493.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,070,439.76 : 21,022,831.76 = 21,022,831.76 : x
  2. Step 2: Convert to fraction form
    14,070,439.76/21,022,831.76 = 21,022,831.76/x
  3. Step 3: Cross multiply
    14,070,439.76x = 21,022,831.76 × 21,022,831.76
  4. Step 4: Simplify right side
    14,070,439.76x = 441,959,455,117,268.81
  5. Step 5: Solve for x
    x = 441,959,455,117,268.81/14,070,439.76
  6. Step 6: Final answer
    x = 31,410,493.40

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.