Home / 30,267,051.45-45,400,577.18-28,593,012.30

Finding the Fourth Proportional to 30,267,051.45, 45,400,577.18 and 28,593,012.30

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Solution

The fourth proportional to 30,267,051.45, 45,400,577.18 and 28,593,012.30 is: 42,889,518.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,267,051.45 : 45,400,577.18 = 28,593,012.30 : x
  2. Step 2: Convert to fraction form
    30,267,051.45/45,400,577.18 = 28,593,012.30/x
  3. Step 3: Cross multiply
    30,267,051.45x = 45,400,577.18 × 28,593,012.30
  4. Step 4: Simplify right side
    30,267,051.45x = 1,298,139,261,591,874.25
  5. Step 5: Solve for x
    x = 1,298,139,261,591,874.25/30,267,051.45
  6. Step 6: Final answer
    x = 42,889,518.45

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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.