Home / 18,907,231.65-28,360,847.48-9,341,293.65

Finding the Fourth Proportional to 18,907,231.65, 28,360,847.48 and 9,341,293.65

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Solution

The fourth proportional to 18,907,231.65, 28,360,847.48 and 9,341,293.65 is: 14,011,940.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,907,231.65 : 28,360,847.48 = 9,341,293.65 : x
  2. Step 2: Convert to fraction form
    18,907,231.65/28,360,847.48 = 9,341,293.65/x
  3. Step 3: Cross multiply
    18,907,231.65x = 28,360,847.48 × 9,341,293.65
  4. Step 4: Simplify right side
    18,907,231.65x = 264,927,004,426,836.06
  5. Step 5: Solve for x
    x = 264,927,004,426,836.06/18,907,231.65
  6. Step 6: Final answer
    x = 14,011,940.48

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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.