Home / 7,220,279.83-10,830,336.26-1,755,405.60

Finding the Fourth Proportional to 7,220,279.83, 10,830,336.26 and 1,755,405.60

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Solution

The fourth proportional to 7,220,279.83, 10,830,336.26 and 1,755,405.60 is: 2,633,088.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,220,279.83 : 10,830,336.26 = 1,755,405.60 : x
  2. Step 2: Convert to fraction form
    7,220,279.83/10,830,336.26 = 1,755,405.60/x
  3. Step 3: Cross multiply
    7,220,279.83x = 10,830,336.26 × 1,755,405.60
  4. Step 4: Simplify right side
    7,220,279.83x = 19,011,632,901,756.59
  5. Step 5: Solve for x
    x = 19,011,632,901,756.59/7,220,279.83
  6. Step 6: Final answer
    x = 2,633,088.10

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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.