Home / 65,582,088.62-90,511,261.72-38,080,016.06

Finding the Fourth Proportional to 65,582,088.62, 90,511,261.72 and 38,080,016.06

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Solution

The fourth proportional to 65,582,088.62, 90,511,261.72 and 38,080,016.06 is: 52,555,055.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,582,088.62 : 90,511,261.72 = 38,080,016.06 : x
  2. Step 2: Convert to fraction form
    65,582,088.62/90,511,261.72 = 38,080,016.06/x
  3. Step 3: Cross multiply
    65,582,088.62x = 90,511,261.72 × 38,080,016.06
  4. Step 4: Simplify right side
    65,582,088.62x = 3,446,670,299,360,707
  5. Step 5: Solve for x
    x = 3,446,670,299,360,707/65,582,088.62
  6. Step 6: Final answer
    x = 52,555,055.38

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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.