Home / 15,302,235.08-21,081,165.84-10,648,016.12

Finding the Fourth Proportional to 15,302,235.08, 21,081,165.84 and 10,648,016.12

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Solution

The fourth proportional to 15,302,235.08, 21,081,165.84 and 10,648,016.12 is: 14,669,268.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,302,235.08 : 21,081,165.84 = 10,648,016.12 : x
  2. Step 2: Convert to fraction form
    15,302,235.08/21,081,165.84 = 10,648,016.12/x
  3. Step 3: Cross multiply
    15,302,235.08x = 21,081,165.84 × 10,648,016.12
  4. Step 4: Simplify right side
    15,302,235.08x = 224,472,593,692,713.31
  5. Step 5: Solve for x
    x = 224,472,593,692,713.31/15,302,235.08
  6. Step 6: Final answer
    x = 14,669,268.41

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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.