Home / 14,671,710.48-20,245,953.42-8,144,831.64

Finding the Fourth Proportional to 14,671,710.48, 20,245,953.42 and 8,144,831.64

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Solution

The fourth proportional to 14,671,710.48, 20,245,953.42 and 8,144,831.64 is: 11,239,308.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,671,710.48 : 20,245,953.42 = 8,144,831.64 : x
  2. Step 2: Convert to fraction form
    14,671,710.48/20,245,953.42 = 8,144,831.64/x
  3. Step 3: Cross multiply
    14,671,710.48x = 20,245,953.42 × 8,144,831.64
  4. Step 4: Simplify right side
    14,671,710.48x = 164,899,881,997,182.22
  5. Step 5: Solve for x
    x = 164,899,881,997,182.22/14,671,710.48
  6. Step 6: Final answer
    x = 11,239,308.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.