Home / 30,893,346.70-46,340,020.05-8,176,540.30

Finding the Fourth Proportional to 30,893,346.70, 46,340,020.05 and 8,176,540.30

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Solution

The fourth proportional to 30,893,346.70, 46,340,020.05 and 8,176,540.30 is: 12,264,810.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,893,346.70 : 46,340,020.05 = 8,176,540.30 : x
  2. Step 2: Convert to fraction form
    30,893,346.70/46,340,020.05 = 8,176,540.30/x
  3. Step 3: Cross multiply
    30,893,346.70x = 46,340,020.05 × 8,176,540.30
  4. Step 4: Simplify right side
    30,893,346.70x = 378,901,041,441,633
  5. Step 5: Solve for x
    x = 378,901,041,441,633/30,893,346.70
  6. Step 6: Final answer
    x = 12,264,810.45

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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.