Home / 27,897,120.90-41,845,681.35-8,728,044.12

Finding the Fourth Proportional to 27,897,120.90, 41,845,681.35 and 8,728,044.12

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Solution

The fourth proportional to 27,897,120.90, 41,845,681.35 and 8,728,044.12 is: 13,092,066.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,897,120.90 : 41,845,681.35 = 8,728,044.12 : x
  2. Step 2: Convert to fraction form
    27,897,120.90/41,845,681.35 = 8,728,044.12/x
  3. Step 3: Cross multiply
    27,897,120.90x = 41,845,681.35 × 8,728,044.12
  4. Step 4: Simplify right side
    27,897,120.90x = 365,230,953,054,261.12
  5. Step 5: Solve for x
    x = 365,230,953,054,261.12/27,897,120.90
  6. Step 6: Final answer
    x = 13,092,066.18

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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.