Home / 15,501,808.42-21,396,292.36-12,010,241.05

Finding the Fourth Proportional to 15,501,808.42, 21,396,292.36 and 12,010,241.05

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Solution

The fourth proportional to 15,501,808.42, 21,396,292.36 and 12,010,241.05 is: 16,577,074.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,501,808.42 : 21,396,292.36 = 12,010,241.05 : x
  2. Step 2: Convert to fraction form
    15,501,808.42/21,396,292.36 = 12,010,241.05/x
  3. Step 3: Cross multiply
    15,501,808.42x = 21,396,292.36 × 12,010,241.05
  4. Step 4: Simplify right side
    15,501,808.42x = 256,974,628,736,357.06
  5. Step 5: Solve for x
    x = 256,974,628,736,357.06/15,501,808.42
  6. Step 6: Final answer
    x = 16,577,074.22

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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.