Home / 7,152,657.14-9,870,366.39-4,055,388.86

Finding the Fourth Proportional to 7,152,657.14, 9,870,366.39 and 4,055,388.86

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Solution

The fourth proportional to 7,152,657.14, 9,870,366.39 and 4,055,388.86 is: 5,596,266.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,152,657.14 : 9,870,366.39 = 4,055,388.86 : x
  2. Step 2: Convert to fraction form
    7,152,657.14/9,870,366.39 = 4,055,388.86/x
  3. Step 3: Cross multiply
    7,152,657.14x = 9,870,366.39 × 4,055,388.86
  4. Step 4: Simplify right side
    7,152,657.14x = 40,028,173,902,124.41
  5. Step 5: Solve for x
    x = 40,028,173,902,124.41/7,152,657.14
  6. Step 6: Final answer
    x = 5,596,266.27

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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.