Home / 21,167,999.65-31,751,999.48-14,449,535.65

Finding the Fourth Proportional to 21,167,999.65, 31,751,999.48 and 14,449,535.65

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Solution

The fourth proportional to 21,167,999.65, 31,751,999.48 and 14,449,535.65 is: 21,674,303.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,167,999.65 : 31,751,999.48 = 14,449,535.65 : x
  2. Step 2: Convert to fraction form
    21,167,999.65/31,751,999.48 = 14,449,535.65/x
  3. Step 3: Cross multiply
    21,167,999.65x = 31,751,999.48 × 14,449,535.65
  4. Step 4: Simplify right side
    21,167,999.65x = 458,801,648,445,041.50
  5. Step 5: Solve for x
    x = 458,801,648,445,041.50/21,167,999.65
  6. Step 6: Final answer
    x = 21,674,303.48

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1.5x scale

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.