Home / 30,166,450.20-45,249,675.30-9,971,692.20

Finding the Fourth Proportional to 30,166,450.20, 45,249,675.30 and 9,971,692.20

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Solution

The fourth proportional to 30,166,450.20, 45,249,675.30 and 9,971,692.20 is: 14,957,538.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,166,450.20 : 45,249,675.30 = 9,971,692.20 : x
  2. Step 2: Convert to fraction form
    30,166,450.20/45,249,675.30 = 9,971,692.20/x
  3. Step 3: Cross multiply
    30,166,450.20x = 45,249,675.30 × 9,971,692.20
  4. Step 4: Simplify right side
    30,166,450.20x = 451,215,834,241,542.62
  5. Step 5: Solve for x
    x = 451,215,834,241,542.62/30,166,450.20
  6. Step 6: Final answer
    x = 14,957,538.30

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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.