Home / 16,785,130.80-23,162,533.76-9,443,273.39

Finding the Fourth Proportional to 16,785,130.80, 23,162,533.76 and 9,443,273.39

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Solution

The fourth proportional to 16,785,130.80, 23,162,533.76 and 9,443,273.39 is: 13,031,184.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,785,130.80 : 23,162,533.76 = 9,443,273.39 : x
  2. Step 2: Convert to fraction form
    16,785,130.80/23,162,533.76 = 9,443,273.39/x
  3. Step 3: Cross multiply
    16,785,130.80x = 23,162,533.76 × 9,443,273.39
  4. Step 4: Simplify right side
    16,785,130.80x = 218,730,138,642,321.25
  5. Step 5: Solve for x
    x = 218,730,138,642,321.25/16,785,130.80
  6. Step 6: Final answer
    x = 13,031,184.64

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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.