Home / 18,269,658.12-25,210,945.80-10,009,709.04

Finding the Fourth Proportional to 18,269,658.12, 25,210,945.80 and 10,009,709.04

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Solution

The fourth proportional to 18,269,658.12, 25,210,945.80 and 10,009,709.04 is: 13,812,750.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,269,658.12 : 25,210,945.80 = 10,009,709.04 : x
  2. Step 2: Convert to fraction form
    18,269,658.12/25,210,945.80 = 10,009,709.04/x
  3. Step 3: Cross multiply
    18,269,658.12x = 25,210,945.80 × 10,009,709.04
  4. Step 4: Simplify right side
    18,269,658.12x = 252,354,232,081,210.03
  5. Step 5: Solve for x
    x = 252,354,232,081,210.03/18,269,658.12
  6. Step 6: Final answer
    x = 13,812,750.65

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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.