Home / 15,084,532.86-20,817,340.82-8,889,841.01

Finding the Fourth Proportional to 15,084,532.86, 20,817,340.82 and 8,889,841.01

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Solution

The fourth proportional to 15,084,532.86, 20,817,340.82 and 8,889,841.01 is: 12,268,384.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,084,532.86 : 20,817,340.82 = 8,889,841.01 : x
  2. Step 2: Convert to fraction form
    15,084,532.86/20,817,340.82 = 8,889,841.01/x
  3. Step 3: Cross multiply
    15,084,532.86x = 20,817,340.82 × 8,889,841.01
  4. Step 4: Simplify right side
    15,084,532.86x = 185,062,850,148,377.16
  5. Step 5: Solve for x
    x = 185,062,850,148,377.16/15,084,532.86
  6. Step 6: Final answer
    x = 12,268,384.57

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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.