Home / 12,932,628-19,402,237.08-3,835,057.92

Finding the Fourth Proportional to 12,932,628, 19,402,237.08 and 3,835,057.92

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Solution

The fourth proportional to 12,932,628, 19,402,237.08 and 3,835,057.92 is: 5,753,564.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,932,628 : 19,402,237.08 = 3,835,057.92 : x
  2. Step 2: Convert to fraction form
    12,932,628/19,402,237.08 = 3,835,057.92/x
  3. Step 3: Cross multiply
    12,932,628x = 19,402,237.08 × 3,835,057.92
  4. Step 4: Simplify right side
    12,932,628x = 74,408,702,979,371.67
  5. Step 5: Solve for x
    x = 74,408,702,979,371.67/12,932,628
  6. Step 6: Final answer
    x = 5,753,564.01

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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.