Home / 30,210,150.80-45,308,928.60-11,049,933.20

Finding the Fourth Proportional to 30,210,150.80, 45,308,928.60 and 11,049,933.20

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Solution

The fourth proportional to 30,210,150.80, 45,308,928.60 and 11,049,933.20 is: 16,572,596.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,210,150.80 : 45,308,928.60 = 11,049,933.20 : x
  2. Step 2: Convert to fraction form
    30,210,150.80/45,308,928.60 = 11,049,933.20/x
  3. Step 3: Cross multiply
    30,210,150.80x = 45,308,928.60 × 11,049,933.20
  4. Step 4: Simplify right side
    30,210,150.80x = 500,660,634,393,569.50
  5. Step 5: Solve for x
    x = 500,660,634,393,569.50/30,210,150.80
  6. Step 6: Final answer
    x = 16,572,596.33

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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.