Home / 14,947,744.24-20,627,886.93-8,072,225.69

Finding the Fourth Proportional to 14,947,744.24, 20,627,886.93 and 8,072,225.69

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Solution

The fourth proportional to 14,947,744.24, 20,627,886.93 and 8,072,225.69 is: 11,139,671.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,947,744.24 : 20,627,886.93 = 8,072,225.69 : x
  2. Step 2: Convert to fraction form
    14,947,744.24/20,627,886.93 = 8,072,225.69/x
  3. Step 3: Cross multiply
    14,947,744.24x = 20,627,886.93 × 8,072,225.69
  4. Step 4: Simplify right side
    14,947,744.24x = 166,512,958,828,060.09
  5. Step 5: Solve for x
    x = 166,512,958,828,060.09/14,947,744.24
  6. Step 6: Final answer
    x = 11,139,671.39

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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.