Home / 19,149,725.10-28,724,587.65-9,072,029.10

Finding the Fourth Proportional to 19,149,725.10, 28,724,587.65 and 9,072,029.10

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Solution

The fourth proportional to 19,149,725.10, 28,724,587.65 and 9,072,029.10 is: 13,608,043.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,149,725.10 : 28,724,587.65 = 9,072,029.10 : x
  2. Step 2: Convert to fraction form
    19,149,725.10/28,724,587.65 = 9,072,029.10/x
  3. Step 3: Cross multiply
    19,149,725.10x = 28,724,587.65 × 9,072,029.10
  4. Step 4: Simplify right side
    19,149,725.10x = 260,590,295,046,300.59
  5. Step 5: Solve for x
    x = 260,590,295,046,300.59/19,149,725.10
  6. Step 6: Final answer
    x = 13,608,043.65

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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.