Home / 13,455,800.03-18,567,806.39-7,494,750.50

Finding the Fourth Proportional to 13,455,800.03, 18,567,806.39 and 7,494,750.50

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Solution

The fourth proportional to 13,455,800.03, 18,567,806.39 and 7,494,750.50 is: 10,342,088.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,455,800.03 : 18,567,806.39 = 7,494,750.50 : x
  2. Step 2: Convert to fraction form
    13,455,800.03/18,567,806.39 = 7,494,750.50/x
  3. Step 3: Cross multiply
    13,455,800.03x = 18,567,806.39 × 7,494,750.50
  4. Step 4: Simplify right side
    13,455,800.03x = 139,161,076,224,497.06
  5. Step 5: Solve for x
    x = 139,161,076,224,497.06/13,455,800.03
  6. Step 6: Final answer
    x = 10,342,088.61

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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.