Home / 16,470,318.48-22,729,041.60-9,128,625.60

Finding the Fourth Proportional to 16,470,318.48, 22,729,041.60 and 9,128,625.60

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Solution

The fourth proportional to 16,470,318.48, 22,729,041.60 and 9,128,625.60 is: 12,597,504.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,470,318.48 : 22,729,041.60 = 9,128,625.60 : x
  2. Step 2: Convert to fraction form
    16,470,318.48/22,729,041.60 = 9,128,625.60/x
  3. Step 3: Cross multiply
    16,470,318.48x = 22,729,041.60 × 9,128,625.60
  4. Step 4: Simplify right side
    16,470,318.48x = 207,484,911,013,224.97
  5. Step 5: Solve for x
    x = 207,484,911,013,224.97/16,470,318.48
  6. Step 6: Final answer
    x = 12,597,504.49

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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.