Home / 29,621,856.82-44,416,809.12-13,438,978.06

Finding the Fourth Proportional to 29,621,856.82, 44,416,809.12 and 13,438,978.06

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Solution

The fourth proportional to 29,621,856.82, 44,416,809.12 and 13,438,978.06 is: 20,151,218.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,621,856.82 : 44,416,809.12 = 13,438,978.06 : x
  2. Step 2: Convert to fraction form
    29,621,856.82/44,416,809.12 = 13,438,978.06/x
  3. Step 3: Cross multiply
    29,621,856.82x = 44,416,809.12 × 13,438,978.06
  4. Step 4: Simplify right side
    29,621,856.82x = 596,916,523,258,887.88
  5. Step 5: Solve for x
    x = 596,916,523,258,887.88/29,621,856.82
  6. Step 6: Final answer
    x = 20,151,218.98

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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.