Home / 18,472,319.50-25,490,705.31-10,211,889.16

Finding the Fourth Proportional to 18,472,319.50, 25,490,705.31 and 10,211,889.16

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Solution

The fourth proportional to 18,472,319.50, 25,490,705.31 and 10,211,889.16 is: 14,091,801.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,472,319.50 : 25,490,705.31 = 10,211,889.16 : x
  2. Step 2: Convert to fraction form
    18,472,319.50/25,490,705.31 = 10,211,889.16/x
  3. Step 3: Cross multiply
    18,472,319.50x = 25,490,705.31 × 10,211,889.16
  4. Step 4: Simplify right side
    18,472,319.50x = 260,308,257,184,884
  5. Step 5: Solve for x
    x = 260,308,257,184,884/18,472,319.50
  6. Step 6: Final answer
    x = 14,091,801.37

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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.