Home / 14,678,223.52-20,255,995.77-8,151,852.97

Finding the Fourth Proportional to 14,678,223.52, 20,255,995.77 and 8,151,852.97

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Solution

The fourth proportional to 14,678,223.52, 20,255,995.77 and 8,151,852.97 is: 11,249,583.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,678,223.52 : 20,255,995.77 = 8,151,852.97 : x
  2. Step 2: Convert to fraction form
    14,678,223.52/20,255,995.77 = 8,151,852.97/x
  3. Step 3: Cross multiply
    14,678,223.52x = 20,255,995.77 × 8,151,852.97
  4. Step 4: Simplify right side
    14,678,223.52x = 165,123,899,237,222.66
  5. Step 5: Solve for x
    x = 165,123,899,237,222.66/14,678,223.52
  6. Step 6: Final answer
    x = 11,249,583.38

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1.5x scale

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.