Home / 86,911,331.40-130,366,997.10-26,327,057.40

Finding the Fourth Proportional to 86,911,331.40, 130,366,997.10 and 26,327,057.40

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Solution

The fourth proportional to 86,911,331.40, 130,366,997.10 and 26,327,057.40 is: 39,490,586.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,911,331.40 : 130,366,997.10 = 26,327,057.40 : x
  2. Step 2: Convert to fraction form
    86,911,331.40/130,366,997.10 = 26,327,057.40/x
  3. Step 3: Cross multiply
    86,911,331.40x = 130,366,997.10 × 26,327,057.40
  4. Step 4: Simplify right side
    86,911,331.40x = 3,432,179,415,717,333
  5. Step 5: Solve for x
    x = 3,432,179,415,717,333/86,911,331.40
  6. Step 6: Final answer
    x = 39,490,586.10

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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.