Home / 29,219,044.34-40,312,489.44-16,828,889.66

Finding the Fourth Proportional to 29,219,044.34, 40,312,489.44 and 16,828,889.66

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Solution

The fourth proportional to 29,219,044.34, 40,312,489.44 and 16,828,889.66 is: 23,218,228.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,219,044.34 : 40,312,489.44 = 16,828,889.66 : x
  2. Step 2: Convert to fraction form
    29,219,044.34/40,312,489.44 = 16,828,889.66/x
  3. Step 3: Cross multiply
    29,219,044.34x = 40,312,489.44 × 16,828,889.66
  4. Step 4: Simplify right side
    29,219,044.34x = 678,414,436,705,675.12
  5. Step 5: Solve for x
    x = 678,414,436,705,675.12/29,219,044.34
  6. Step 6: Final answer
    x = 23,218,228.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.