Home / 19,677,394.10-29,516,091.15-18,880,232.60

Finding the Fourth Proportional to 19,677,394.10, 29,516,091.15 and 18,880,232.60

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Solution

The fourth proportional to 19,677,394.10, 29,516,091.15 and 18,880,232.60 is: 28,320,348.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,677,394.10 : 29,516,091.15 = 18,880,232.60 : x
  2. Step 2: Convert to fraction form
    19,677,394.10/29,516,091.15 = 18,880,232.60/x
  3. Step 3: Cross multiply
    19,677,394.10x = 29,516,091.15 × 18,880,232.60
  4. Step 4: Simplify right side
    19,677,394.10x = 557,270,666,354,801.50
  5. Step 5: Solve for x
    x = 557,270,666,354,801.50/19,677,394.10
  6. Step 6: Final answer
    x = 28,320,348.90

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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.