Home / 30,905,652-46,357,333.88-12,469,570.05

Finding the Fourth Proportional to 30,905,652, 46,357,333.88 and 12,469,570.05

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Solution

The fourth proportional to 30,905,652, 46,357,333.88 and 12,469,570.05 is: 18,703,893.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,905,652 : 46,357,333.88 = 12,469,570.05 : x
  2. Step 2: Convert to fraction form
    30,905,652/46,357,333.88 = 12,469,570.05/x
  3. Step 3: Cross multiply
    30,905,652x = 46,357,333.88 × 12,469,570.05
  4. Step 4: Simplify right side
    30,905,652x = 578,056,022,085,550.50
  5. Step 5: Solve for x
    x = 578,056,022,085,550.50/30,905,652
  6. Step 6: Final answer
    x = 18,703,893.45

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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.