Home / 30,240,994.80-45,361,492.20-11,065,378.80

Finding the Fourth Proportional to 30,240,994.80, 45,361,492.20 and 11,065,378.80

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Solution

The fourth proportional to 30,240,994.80, 45,361,492.20 and 11,065,378.80 is: 16,598,068.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,240,994.80 : 45,361,492.20 = 11,065,378.80 : x
  2. Step 2: Convert to fraction form
    30,240,994.80/45,361,492.20 = 11,065,378.80/x
  3. Step 3: Cross multiply
    30,240,994.80x = 45,361,492.20 × 11,065,378.80
  4. Step 4: Simplify right side
    30,240,994.80x = 501,942,094,126,245.44
  5. Step 5: Solve for x
    x = 501,942,094,126,245.44/30,240,994.80
  6. Step 6: Final answer
    x = 16,598,068.20

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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.