Home / 15,456,943.95-23,170,161.60-8,636,784.45

Finding the Fourth Proportional to 15,456,943.95, 23,170,161.60 and 8,636,784.45

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Solution

The fourth proportional to 15,456,943.95, 23,170,161.60 and 8,636,784.45 is: 12,946,653.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,456,943.95 : 23,170,161.60 = 8,636,784.45 : x
  2. Step 2: Convert to fraction form
    15,456,943.95/23,170,161.60 = 8,636,784.45/x
  3. Step 3: Cross multiply
    15,456,943.95x = 23,170,161.60 × 8,636,784.45
  4. Step 4: Simplify right side
    15,456,943.95x = 200,115,691,410,867.12
  5. Step 5: Solve for x
    x = 200,115,691,410,867.12/15,456,943.95
  6. Step 6: Final answer
    x = 12,946,653.11

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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.