Home / 30,536,638.40-45,804,957.60-25,753,669.40

Finding the Fourth Proportional to 30,536,638.40, 45,804,957.60 and 25,753,669.40

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Solution

The fourth proportional to 30,536,638.40, 45,804,957.60 and 25,753,669.40 is: 38,630,504.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,536,638.40 : 45,804,957.60 = 25,753,669.40 : x
  2. Step 2: Convert to fraction form
    30,536,638.40/45,804,957.60 = 25,753,669.40/x
  3. Step 3: Cross multiply
    30,536,638.40x = 45,804,957.60 × 25,753,669.40
  4. Step 4: Simplify right side
    30,536,638.40x = 1,179,645,734,911,417.50
  5. Step 5: Solve for x
    x = 1,179,645,734,911,417.50/30,536,638.40
  6. Step 6: Final answer
    x = 38,630,504.10

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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.