Home / 18,372,353.76-25,352,200.26-10,637,918.10

Finding the Fourth Proportional to 18,372,353.76, 25,352,200.26 and 10,637,918.10

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Solution

The fourth proportional to 18,372,353.76, 25,352,200.26 and 10,637,918.10 is: 14,679,372.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,372,353.76 : 25,352,200.26 = 10,637,918.10 : x
  2. Step 2: Convert to fraction form
    18,372,353.76/25,352,200.26 = 10,637,918.10/x
  3. Step 3: Cross multiply
    18,372,353.76x = 25,352,200.26 × 10,637,918.10
  4. Step 4: Simplify right side
    18,372,353.76x = 269,694,630,020,678.72
  5. Step 5: Solve for x
    x = 269,694,630,020,678.72/18,372,353.76
  6. Step 6: Final answer
    x = 14,679,372.80

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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.