Home / 39,928,576.60-55,103,988.18-22,518,569.80

Finding the Fourth Proportional to 39,928,576.60, 55,103,988.18 and 22,518,569.80

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Solution

The fourth proportional to 39,928,576.60, 55,103,988.18 and 22,518,569.80 is: 31,077,065.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,928,576.60 : 55,103,988.18 = 22,518,569.80 : x
  2. Step 2: Convert to fraction form
    39,928,576.60/55,103,988.18 = 22,518,569.80/x
  3. Step 3: Cross multiply
    39,928,576.60x = 55,103,988.18 × 22,518,569.80
  4. Step 4: Simplify right side
    39,928,576.60x = 1,240,863,004,089,705
  5. Step 5: Solve for x
    x = 1,240,863,004,089,705/39,928,576.60
  6. Step 6: Final answer
    x = 31,077,065.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.