Home / 23,047,776.12-31,812,558.21-15,213,007.08

Finding the Fourth Proportional to 23,047,776.12, 31,812,558.21 and 15,213,007.08

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Solution

The fourth proportional to 23,047,776.12, 31,812,558.21 and 15,213,007.08 is: 20,998,324.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,047,776.12 : 31,812,558.21 = 15,213,007.08 : x
  2. Step 2: Convert to fraction form
    23,047,776.12/31,812,558.21 = 15,213,007.08/x
  3. Step 3: Cross multiply
    23,047,776.12x = 31,812,558.21 × 15,213,007.08
  4. Step 4: Simplify right side
    23,047,776.12x = 483,964,673,281,642.12
  5. Step 5: Solve for x
    x = 483,964,673,281,642.12/23,047,776.12
  6. Step 6: Final answer
    x = 20,998,324.12

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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.