Home / 15,501,810.30-23,210,725.05-12,142,578.30

Finding the Fourth Proportional to 15,501,810.30, 23,210,725.05 and 12,142,578.30

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Solution

The fourth proportional to 15,501,810.30, 23,210,725.05 and 12,142,578.30 is: 18,180,976.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,501,810.30 : 23,210,725.05 = 12,142,578.30 : x
  2. Step 2: Convert to fraction form
    15,501,810.30/23,210,725.05 = 12,142,578.30/x
  3. Step 3: Cross multiply
    15,501,810.30x = 23,210,725.05 × 12,142,578.30
  4. Step 4: Simplify right side
    15,501,810.30x = 281,838,046,319,396.44
  5. Step 5: Solve for x
    x = 281,838,046,319,396.44/15,501,810.30
  6. Step 6: Final answer
    x = 18,180,976.34

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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.