Home / 30,495,894.72-42,084,334.92-16,744,858.92

Finding the Fourth Proportional to 30,495,894.72, 42,084,334.92 and 16,744,858.92

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Solution

The fourth proportional to 30,495,894.72, 42,084,334.92 and 16,744,858.92 is: 23,107,905.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,495,894.72 : 42,084,334.92 = 16,744,858.92 : x
  2. Step 2: Convert to fraction form
    30,495,894.72/42,084,334.92 = 16,744,858.92/x
  3. Step 3: Cross multiply
    30,495,894.72x = 42,084,334.92 × 16,744,858.92
  4. Step 4: Simplify right side
    30,495,894.72x = 704,696,250,977,429.50
  5. Step 5: Solve for x
    x = 704,696,250,977,429.50/30,495,894.72
  6. Step 6: Final answer
    x = 23,107,905.42

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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.