Home / 14,497,667.60-20,006,243.22-7,970,908.76

Finding the Fourth Proportional to 14,497,667.60, 20,006,243.22 and 7,970,908.76

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Solution

The fourth proportional to 14,497,667.60, 20,006,243.22 and 7,970,908.76 is: 10,999,558.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,497,667.60 : 20,006,243.22 = 7,970,908.76 : x
  2. Step 2: Convert to fraction form
    14,497,667.60/20,006,243.22 = 7,970,908.76/x
  3. Step 3: Cross multiply
    14,497,667.60x = 20,006,243.22 × 7,970,908.76
  4. Step 4: Simplify right side
    14,497,667.60x = 159,467,939,336,988.59
  5. Step 5: Solve for x
    x = 159,467,939,336,988.59/14,497,667.60
  6. Step 6: Final answer
    x = 10,999,558.26

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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.