Home / 30,536,607.90-45,804,911.85-25,753,638.90

Finding the Fourth Proportional to 30,536,607.90, 45,804,911.85 and 25,753,638.90

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Solution

The fourth proportional to 30,536,607.90, 45,804,911.85 and 25,753,638.90 is: 38,630,458.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,536,607.90 : 45,804,911.85 = 25,753,638.90 : x
  2. Step 2: Convert to fraction form
    30,536,607.90/45,804,911.85 = 25,753,638.90/x
  3. Step 3: Cross multiply
    30,536,607.90x = 45,804,911.85 × 25,753,638.90
  4. Step 4: Simplify right side
    30,536,607.90x = 1,179,643,159,631,231
  5. Step 5: Solve for x
    x = 1,179,643,159,631,231/30,536,607.90
  6. Step 6: Final answer
    x = 38,630,458.35

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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.