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Finding the Fourth Proportional to 58,089,124.80, 87,161,680.80 and 41,013,028.80

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Solution

The fourth proportional to 58,089,124.80, 87,161,680.80 and 41,013,028.80 is: 61,539,307.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,089,124.80 : 87,161,680.80 = 41,013,028.80 : x
  2. Step 2: Convert to fraction form
    58,089,124.80/87,161,680.80 = 41,013,028.80/x
  3. Step 3: Cross multiply
    58,089,124.80x = 87,161,680.80 × 41,013,028.80
  4. Step 4: Simplify right side
    58,089,124.80x = 3,574,764,524,906,806.50
  5. Step 5: Solve for x
    x = 3,574,764,524,906,806.50/58,089,124.80
  6. Step 6: Final answer
    x = 61,539,307.70

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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.