Home / 18,850,323.12-28,280,042.93-6,552,511.08

Finding the Fourth Proportional to 18,850,323.12, 28,280,042.93 and 6,552,511.08

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Solution

The fourth proportional to 18,850,323.12, 28,280,042.93 and 6,552,511.08 is: 9,830,351.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,850,323.12 : 28,280,042.93 = 6,552,511.08 : x
  2. Step 2: Convert to fraction form
    18,850,323.12/28,280,042.93 = 6,552,511.08/x
  3. Step 3: Cross multiply
    18,850,323.12x = 28,280,042.93 × 6,552,511.08
  4. Step 4: Simplify right side
    18,850,323.12x = 185,305,294,608,938.12
  5. Step 5: Solve for x
    x = 185,305,294,608,938.12/18,850,323.12
  6. Step 6: Final answer
    x = 9,830,351.10

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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.