Home / 39,570,516.43-59,268,075.93-30,405,149.35

Finding the Fourth Proportional to 39,570,516.43, 59,268,075.93 and 30,405,149.35

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Solution

The fourth proportional to 39,570,516.43, 59,268,075.93 and 30,405,149.35 is: 45,540,338.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,570,516.43 : 59,268,075.93 = 30,405,149.35 : x
  2. Step 2: Convert to fraction form
    39,570,516.43/59,268,075.93 = 30,405,149.35/x
  3. Step 3: Cross multiply
    39,570,516.43x = 59,268,075.93 × 30,405,149.35
  4. Step 4: Simplify right side
    39,570,516.43x = 1,802,054,700,338,790.25
  5. Step 5: Solve for x
    x = 1,802,054,700,338,790.25/39,570,516.43
  6. Step 6: Final answer
    x = 45,540,338.18

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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.