Home / 18,621,441.07-25,697,588.68-10,362,035.40

Finding the Fourth Proportional to 18,621,441.07, 25,697,588.68 and 10,362,035.40

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Solution

The fourth proportional to 18,621,441.07, 25,697,588.68 and 10,362,035.40 is: 14,299,608.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,621,441.07 : 25,697,588.68 = 10,362,035.40 : x
  2. Step 2: Convert to fraction form
    18,621,441.07/25,697,588.68 = 10,362,035.40/x
  3. Step 3: Cross multiply
    18,621,441.07x = 25,697,588.68 × 10,362,035.40
  4. Step 4: Simplify right side
    18,621,441.07x = 266,279,323,513,385.84
  5. Step 5: Solve for x
    x = 266,279,323,513,385.84/18,621,441.07
  6. Step 6: Final answer
    x = 14,299,608.85

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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.