Home / 7,152,541.02-9,870,693.67-3,889,546.59

Finding the Fourth Proportional to 7,152,541.02, 9,870,693.67 and 3,889,546.59

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Solution

The fourth proportional to 7,152,541.02, 9,870,693.67 and 3,889,546.59 is: 5,367,676.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,152,541.02 : 9,870,693.67 = 3,889,546.59 : x
  2. Step 2: Convert to fraction form
    7,152,541.02/9,870,693.67 = 3,889,546.59/x
  3. Step 3: Cross multiply
    7,152,541.02x = 9,870,693.67 × 3,889,546.59
  4. Step 4: Simplify right side
    7,152,541.02x = 38,392,522,855,729.62
  5. Step 5: Solve for x
    x = 38,392,522,855,729.62/7,152,541.02
  6. Step 6: Final answer
    x = 5,367,676.02

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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.