Home / 30,956,971.23-46,436,505.39-8,237,890.35

Finding the Fourth Proportional to 30,956,971.23, 46,436,505.39 and 8,237,890.35

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Solution

The fourth proportional to 30,956,971.23, 46,436,505.39 and 8,237,890.35 is: 12,357,114.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,956,971.23 : 46,436,505.39 = 8,237,890.35 : x
  2. Step 2: Convert to fraction form
    30,956,971.23/46,436,505.39 = 8,237,890.35/x
  3. Step 3: Cross multiply
    30,956,971.23x = 46,436,505.39 × 8,237,890.35
  4. Step 4: Simplify right side
    30,956,971.23x = 382,538,839,640,004
  5. Step 5: Solve for x
    x = 382,538,839,640,004/30,956,971.23
  6. Step 6: Final answer
    x = 12,357,114.55

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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.