Home / 30,379,041.36-45,562,755.60-9,103,905.36

Finding the Fourth Proportional to 30,379,041.36, 45,562,755.60 and 9,103,905.36

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Solution

The fourth proportional to 30,379,041.36, 45,562,755.60 and 9,103,905.36 is: 13,654,117.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,379,041.36 : 45,562,755.60 = 9,103,905.36 : x
  2. Step 2: Convert to fraction form
    30,379,041.36/45,562,755.60 = 9,103,905.36/x
  3. Step 3: Cross multiply
    30,379,041.36x = 45,562,755.60 × 9,103,905.36
  4. Step 4: Simplify right side
    30,379,041.36x = 414,799,014,923,210
  5. Step 5: Solve for x
    x = 414,799,014,923,210/30,379,041.36
  6. Step 6: Final answer
    x = 13,654,117.98

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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.