Home / 7,267,809.60-10,901,714.40-7,218,043.20

Finding the Fourth Proportional to 7,267,809.60, 10,901,714.40 and 7,218,043.20

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Solution

The fourth proportional to 7,267,809.60, 10,901,714.40 and 7,218,043.20 is: 10,827,064.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,267,809.60 : 10,901,714.40 = 7,218,043.20 : x
  2. Step 2: Convert to fraction form
    7,267,809.60/10,901,714.40 = 7,218,043.20/x
  3. Step 3: Cross multiply
    7,267,809.60x = 10,901,714.40 × 7,218,043.20
  4. Step 4: Simplify right side
    7,267,809.60x = 78,689,045,493,262.08
  5. Step 5: Solve for x
    x = 78,689,045,493,262.08/7,267,809.60
  6. Step 6: Final answer
    x = 10,827,064.80

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Similar ratio
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1.5x scale

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.