Home / 29,319,783.10-43,996,825.06-12,279,024.70

Finding the Fourth Proportional to 29,319,783.10, 43,996,825.06 and 12,279,024.70

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Solution

The fourth proportional to 29,319,783.10, 43,996,825.06 and 12,279,024.70 is: 18,425,719.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,319,783.10 : 43,996,825.06 = 12,279,024.70 : x
  2. Step 2: Convert to fraction form
    29,319,783.10/43,996,825.06 = 12,279,024.70/x
  3. Step 3: Cross multiply
    29,319,783.10x = 43,996,825.06 × 12,279,024.70
  4. Step 4: Simplify right side
    29,319,783.10x = 540,238,101,633,319
  5. Step 5: Solve for x
    x = 540,238,101,633,319/29,319,783.10
  6. Step 6: Final answer
    x = 18,425,719.58

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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.