Home / 18,278,933.59-27,420,223.80-6,767,478.67

Finding the Fourth Proportional to 18,278,933.59, 27,420,223.80 and 6,767,478.67

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Solution

The fourth proportional to 18,278,933.59, 27,420,223.80 and 6,767,478.67 is: 10,151,893.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,278,933.59 : 27,420,223.80 = 6,767,478.67 : x
  2. Step 2: Convert to fraction form
    18,278,933.59/27,420,223.80 = 6,767,478.67/x
  3. Step 3: Cross multiply
    18,278,933.59x = 27,420,223.80 × 6,767,478.67
  4. Step 4: Simplify right side
    18,278,933.59x = 185,565,779,693,126.34
  5. Step 5: Solve for x
    x = 185,565,779,693,126.34/18,278,933.59
  6. Step 6: Final answer
    x = 10,151,893.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.