Home / 8,764,525.80-13,146,788.70-4,985,389.80

Finding the Fourth Proportional to 8,764,525.80, 13,146,788.70 and 4,985,389.80

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Solution

The fourth proportional to 8,764,525.80, 13,146,788.70 and 4,985,389.80 is: 7,478,084.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,764,525.80 : 13,146,788.70 = 4,985,389.80 : x
  2. Step 2: Convert to fraction form
    8,764,525.80/13,146,788.70 = 4,985,389.80/x
  3. Step 3: Cross multiply
    8,764,525.80x = 13,146,788.70 × 4,985,389.80
  4. Step 4: Simplify right side
    8,764,525.80x = 65,541,866,287,735.25
  5. Step 5: Solve for x
    x = 65,541,866,287,735.25/8,764,525.80
  6. Step 6: Final answer
    x = 7,478,084.70

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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.