Home / 18,122,224.34-25,003,036.77-10,280,445.14

Finding the Fourth Proportional to 18,122,224.34, 25,003,036.77 and 10,280,445.14

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Solution

The fourth proportional to 18,122,224.34, 25,003,036.77 and 10,280,445.14 is: 14,183,818.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,122,224.34 : 25,003,036.77 = 10,280,445.14 : x
  2. Step 2: Convert to fraction form
    18,122,224.34/25,003,036.77 = 10,280,445.14/x
  3. Step 3: Cross multiply
    18,122,224.34x = 25,003,036.77 × 10,280,445.14
  4. Step 4: Simplify right side
    18,122,224.34x = 257,042,347,847,387.81
  5. Step 5: Solve for x
    x = 257,042,347,847,387.81/18,122,224.34
  6. Step 6: Final answer
    x = 14,183,818.89

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1.5x scale

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.