Home / 30,459,278.56-45,674,221.36-17,682,999.52

Finding the Fourth Proportional to 30,459,278.56, 45,674,221.36 and 17,682,999.52

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Solution

The fourth proportional to 30,459,278.56, 45,674,221.36 and 17,682,999.52 is: 26,515,967.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,459,278.56 : 45,674,221.36 = 17,682,999.52 : x
  2. Step 2: Convert to fraction form
    30,459,278.56/45,674,221.36 = 17,682,999.52/x
  3. Step 3: Cross multiply
    30,459,278.56x = 45,674,221.36 × 17,682,999.52
  4. Step 4: Simplify right side
    30,459,278.56x = 807,657,234,385,253.75
  5. Step 5: Solve for x
    x = 807,657,234,385,253.75/30,459,278.56
  6. Step 6: Final answer
    x = 26,515,967.30

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1.5x scale

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.