Home / 16,869,482.45-23,279,917.45-9,427,144.52

Finding the Fourth Proportional to 16,869,482.45, 23,279,917.45 and 9,427,144.52

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Solution

The fourth proportional to 16,869,482.45, 23,279,917.45 and 9,427,144.52 is: 13,009,477.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,869,482.45 : 23,279,917.45 = 9,427,144.52 : x
  2. Step 2: Convert to fraction form
    16,869,482.45/23,279,917.45 = 9,427,144.52/x
  3. Step 3: Cross multiply
    16,869,482.45x = 23,279,917.45 × 9,427,144.52
  4. Step 4: Simplify right side
    16,869,482.45x = 219,463,146,098,420.28
  5. Step 5: Solve for x
    x = 219,463,146,098,420.28/16,869,482.45
  6. Step 6: Final answer
    x = 13,009,477.13

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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.