Home / 30,567,110.10-45,850,665.15-20,363,442.90

Finding the Fourth Proportional to 30,567,110.10, 45,850,665.15 and 20,363,442.90

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Solution

The fourth proportional to 30,567,110.10, 45,850,665.15 and 20,363,442.90 is: 30,545,164.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,567,110.10 : 45,850,665.15 = 20,363,442.90 : x
  2. Step 2: Convert to fraction form
    30,567,110.10/45,850,665.15 = 20,363,442.90/x
  3. Step 3: Cross multiply
    30,567,110.10x = 45,850,665.15 × 20,363,442.90
  4. Step 4: Simplify right side
    30,567,110.10x = 933,677,401,709,044.88
  5. Step 5: Solve for x
    x = 933,677,401,709,044.88/30,567,110.10
  6. Step 6: Final answer
    x = 30,545,164.35

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1.5x scale

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.