Home / 45,412,372.88-68,127,547.16-16,658,759.60

Finding the Fourth Proportional to 45,412,372.88, 68,127,547.16 and 16,658,759.60

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Solution

The fourth proportional to 45,412,372.88, 68,127,547.16 and 16,658,759.60 is: 24,991,436.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,412,372.88 : 68,127,547.16 = 16,658,759.60 : x
  2. Step 2: Convert to fraction form
    45,412,372.88/68,127,547.16 = 16,658,759.60/x
  3. Step 3: Cross multiply
    45,412,372.88x = 68,127,547.16 × 16,658,759.60
  4. Step 4: Simplify right side
    45,412,372.88x = 1,134,920,430,276,102.75
  5. Step 5: Solve for x
    x = 1,134,920,430,276,102.75/45,412,372.88
  6. Step 6: Final answer
    x = 24,991,436.44

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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.