Home / 29,214,828.30-40,309,219.71-18,889,126.50

Finding the Fourth Proportional to 29,214,828.30, 40,309,219.71 and 18,889,126.50

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Solution

The fourth proportional to 29,214,828.30, 40,309,219.71 and 18,889,126.50 is: 26,062,311.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,214,828.30 : 40,309,219.71 = 18,889,126.50 : x
  2. Step 2: Convert to fraction form
    29,214,828.30/40,309,219.71 = 18,889,126.50/x
  3. Step 3: Cross multiply
    29,214,828.30x = 40,309,219.71 × 18,889,126.50
  4. Step 4: Simplify right side
    29,214,828.30x = 761,405,950,218,483.38
  5. Step 5: Solve for x
    x = 761,405,950,218,483.38/29,214,828.30
  6. Step 6: Final answer
    x = 26,062,311.32

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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.