Home / 13,901,672.40-20,854,063.80-4,316,974.80

Finding the Fourth Proportional to 13,901,672.40, 20,854,063.80 and 4,316,974.80

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Solution

The fourth proportional to 13,901,672.40, 20,854,063.80 and 4,316,974.80 is: 6,475,945.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,901,672.40 : 20,854,063.80 = 4,316,974.80 : x
  2. Step 2: Convert to fraction form
    13,901,672.40/20,854,063.80 = 4,316,974.80/x
  3. Step 3: Cross multiply
    13,901,672.40x = 20,854,063.80 × 4,316,974.80
  4. Step 4: Simplify right side
    13,901,672.40x = 90,026,467,902,192.23
  5. Step 5: Solve for x
    x = 90,026,467,902,192.23/13,901,672.40
  6. Step 6: Final answer
    x = 6,475,945.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.