Home / 14,026,514.32-19,356,399.48-7,831,656.28

Finding the Fourth Proportional to 14,026,514.32, 19,356,399.48 and 7,831,656.28

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Solution

The fourth proportional to 14,026,514.32, 19,356,399.48 and 7,831,656.28 is: 10,807,579.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,026,514.32 : 19,356,399.48 = 7,831,656.28 : x
  2. Step 2: Convert to fraction form
    14,026,514.32/19,356,399.48 = 7,831,656.28/x
  3. Step 3: Cross multiply
    14,026,514.32x = 19,356,399.48 × 7,831,656.28
  4. Step 4: Simplify right side
    14,026,514.32x = 151,592,667,545,730.75
  5. Step 5: Solve for x
    x = 151,592,667,545,730.75/14,026,514.32
  6. Step 6: Final answer
    x = 10,807,579.42

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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.