Home / 54,311,909.70-81,467,864.55-15,977,298.90

Finding the Fourth Proportional to 54,311,909.70, 81,467,864.55 and 15,977,298.90

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Solution

The fourth proportional to 54,311,909.70, 81,467,864.55 and 15,977,298.90 is: 23,965,948.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,311,909.70 : 81,467,864.55 = 15,977,298.90 : x
  2. Step 2: Convert to fraction form
    54,311,909.70/81,467,864.55 = 15,977,298.90/x
  3. Step 3: Cross multiply
    54,311,909.70x = 81,467,864.55 × 15,977,298.90
  4. Step 4: Simplify right side
    54,311,909.70x = 1,301,636,422,660,064
  5. Step 5: Solve for x
    x = 1,301,636,422,660,064/54,311,909.70
  6. Step 6: Final answer
    x = 23,965,948.35

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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.