Home / 13,348,161.50-19,850,530.80-12,923,004.38

Finding the Fourth Proportional to 13,348,161.50, 19,850,530.80 and 12,923,004.38

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Solution

The fourth proportional to 13,348,161.50, 19,850,530.80 and 12,923,004.38 is: 19,218,264.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,348,161.50 : 19,850,530.80 = 12,923,004.38 : x
  2. Step 2: Convert to fraction form
    13,348,161.50/19,850,530.80 = 12,923,004.38/x
  3. Step 3: Cross multiply
    13,348,161.50x = 19,850,530.80 × 12,923,004.38
  4. Step 4: Simplify right side
    13,348,161.50x = 256,528,496,409,109.91
  5. Step 5: Solve for x
    x = 256,528,496,409,109.91/13,348,161.50
  6. Step 6: Final answer
    x = 19,218,264.36

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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.