Home / 14,497,664.37-20,006,238.76-7,970,905.50

Finding the Fourth Proportional to 14,497,664.37, 20,006,238.76 and 7,970,905.50

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Solution

The fourth proportional to 14,497,664.37, 20,006,238.76 and 7,970,905.50 is: 10,999,553.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,497,664.37 : 20,006,238.76 = 7,970,905.50 : x
  2. Step 2: Convert to fraction form
    14,497,664.37/20,006,238.76 = 7,970,905.50/x
  3. Step 3: Cross multiply
    14,497,664.37x = 20,006,238.76 × 7,970,905.50
  4. Step 4: Simplify right side
    14,497,664.37x = 159,467,838,566,397.19
  5. Step 5: Solve for x
    x = 159,467,838,566,397.19/14,497,664.37
  6. Step 6: Final answer
    x = 10,999,553.76

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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.