Home / 18,980,846.30-26,193,430.99-10,278,817.04

Finding the Fourth Proportional to 18,980,846.30, 26,193,430.99 and 10,278,817.04

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Solution

The fourth proportional to 18,980,846.30, 26,193,430.99 and 10,278,817.04 is: 14,184,693.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,980,846.30 : 26,193,430.99 = 10,278,817.04 : x
  2. Step 2: Convert to fraction form
    18,980,846.30/26,193,430.99 = 10,278,817.04/x
  3. Step 3: Cross multiply
    18,980,846.30x = 26,193,430.99 × 10,278,817.04
  4. Step 4: Simplify right side
    18,980,846.30x = 269,237,484,874,408.19
  5. Step 5: Solve for x
    x = 269,237,484,874,408.19/18,980,846.30
  6. Step 6: Final answer
    x = 14,184,693.38

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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.