Home / 27,638,967.14-38,154,004.56-17,854,181.48

Finding the Fourth Proportional to 27,638,967.14, 38,154,004.56 and 17,854,181.48

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Solution

The fourth proportional to 27,638,967.14, 38,154,004.56 and 17,854,181.48 is: 24,646,670.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,638,967.14 : 38,154,004.56 = 17,854,181.48 : x
  2. Step 2: Convert to fraction form
    27,638,967.14/38,154,004.56 = 17,854,181.48/x
  3. Step 3: Cross multiply
    27,638,967.14x = 38,154,004.56 × 17,854,181.48
  4. Step 4: Simplify right side
    27,638,967.14x = 681,208,521,602,987.62
  5. Step 5: Solve for x
    x = 681,208,521,602,987.62/27,638,967.14
  6. Step 6: Final answer
    x = 24,646,670.70

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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.