Home / 30,631,940.77-42,271,004.58-16,693,011.44

Finding the Fourth Proportional to 30,631,940.77, 42,271,004.58 and 16,693,011.44

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Solution

The fourth proportional to 30,631,940.77, 42,271,004.58 and 16,693,011.44 is: 23,035,770.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,631,940.77 : 42,271,004.58 = 16,693,011.44 : x
  2. Step 2: Convert to fraction form
    30,631,940.77/42,271,004.58 = 16,693,011.44/x
  3. Step 3: Cross multiply
    30,631,940.77x = 42,271,004.58 × 16,693,011.44
  4. Step 4: Simplify right side
    30,631,940.77x = 705,630,363,195,302.38
  5. Step 5: Solve for x
    x = 705,630,363,195,302.38/30,631,940.77
  6. Step 6: Final answer
    x = 23,035,770.68

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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.