Home / 57,720,384.40-86,580,576.60-52,513,574.80

Finding the Fourth Proportional to 57,720,384.40, 86,580,576.60 and 52,513,574.80

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Solution

The fourth proportional to 57,720,384.40, 86,580,576.60 and 52,513,574.80 is: 78,770,362.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,720,384.40 : 86,580,576.60 = 52,513,574.80 : x
  2. Step 2: Convert to fraction form
    57,720,384.40/86,580,576.60 = 52,513,574.80/x
  3. Step 3: Cross multiply
    57,720,384.40x = 86,580,576.60 × 52,513,574.80
  4. Step 4: Simplify right side
    57,720,384.40x = 4,546,655,585,511,229
  5. Step 5: Solve for x
    x = 4,546,655,585,511,229/57,720,384.40
  6. Step 6: Final answer
    x = 78,770,362.20

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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.