Home / 18,169,037.73-27,257,607.48-5,214,178.50

Finding the Fourth Proportional to 18,169,037.73, 27,257,607.48 and 5,214,178.50

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Solution

The fourth proportional to 18,169,037.73, 27,257,607.48 and 5,214,178.50 is: 7,822,430.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,169,037.73 : 27,257,607.48 = 5,214,178.50 : x
  2. Step 2: Convert to fraction form
    18,169,037.73/27,257,607.48 = 5,214,178.50/x
  3. Step 3: Cross multiply
    18,169,037.73x = 27,257,607.48 × 5,214,178.50
  4. Step 4: Simplify right side
    18,169,037.73x = 142,126,030,883,655.19
  5. Step 5: Solve for x
    x = 142,126,030,883,655.19/18,169,037.73
  6. Step 6: Final answer
    x = 7,822,430.28

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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.