Home / 21,637,026.48-32,404,017.65-12,519,910.08

Finding the Fourth Proportional to 21,637,026.48, 32,404,017.65 and 12,519,910.08

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Solution

The fourth proportional to 21,637,026.48, 32,404,017.65 and 12,519,910.08 is: 18,750,052.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,637,026.48 : 32,404,017.65 = 12,519,910.08 : x
  2. Step 2: Convert to fraction form
    21,637,026.48/32,404,017.65 = 12,519,910.08/x
  3. Step 3: Cross multiply
    21,637,026.48x = 32,404,017.65 × 12,519,910.08
  4. Step 4: Simplify right side
    21,637,026.48x = 405,695,387,146,133.38
  5. Step 5: Solve for x
    x = 405,695,387,146,133.38/21,637,026.48
  6. Step 6: Final answer
    x = 18,750,052.72

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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.