Home / 30,303,468.28-45,455,202.42-11,125,927.72

Finding the Fourth Proportional to 30,303,468.28, 45,455,202.42 and 11,125,927.72

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Solution

The fourth proportional to 30,303,468.28, 45,455,202.42 and 11,125,927.72 is: 16,688,891.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,303,468.28 : 45,455,202.42 = 11,125,927.72 : x
  2. Step 2: Convert to fraction form
    30,303,468.28/45,455,202.42 = 11,125,927.72/x
  3. Step 3: Cross multiply
    30,303,468.28x = 45,455,202.42 × 11,125,927.72
  4. Step 4: Simplify right side
    30,303,468.28x = 505,731,296,622,889.12
  5. Step 5: Solve for x
    x = 505,731,296,622,889.12/30,303,468.28
  6. Step 6: Final answer
    x = 16,688,891.58

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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.