Home / 20,415,095.55-30,622,643.33-18,183,043.35

Finding the Fourth Proportional to 20,415,095.55, 30,622,643.33 and 18,183,043.35

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Solution

The fourth proportional to 20,415,095.55, 30,622,643.33 and 18,183,043.35 is: 27,274,565.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,415,095.55 : 30,622,643.33 = 18,183,043.35 : x
  2. Step 2: Convert to fraction form
    20,415,095.55/30,622,643.33 = 18,183,043.35/x
  3. Step 3: Cross multiply
    20,415,095.55x = 30,622,643.33 × 18,183,043.35
  4. Step 4: Simplify right side
    20,415,095.55x = 556,812,851,070,063.19
  5. Step 5: Solve for x
    x = 556,812,851,070,063.19/20,415,095.55
  6. Step 6: Final answer
    x = 27,274,565.03

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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.