Home / 19,845,749.84-27,385,453.32-12,008,181.20

Finding the Fourth Proportional to 19,845,749.84, 27,385,453.32 and 12,008,181.20

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Solution

The fourth proportional to 19,845,749.84, 27,385,453.32 and 12,008,181.20 is: 16,570,272.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,845,749.84 : 27,385,453.32 = 12,008,181.20 : x
  2. Step 2: Convert to fraction form
    19,845,749.84/27,385,453.32 = 12,008,181.20/x
  3. Step 3: Cross multiply
    19,845,749.84x = 27,385,453.32 × 12,008,181.20
  4. Step 4: Simplify right side
    19,845,749.84x = 328,849,485,710,701.56
  5. Step 5: Solve for x
    x = 328,849,485,710,701.56/19,845,749.84
  6. Step 6: Final answer
    x = 16,570,272.65

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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.