Home / 10,935,060.20-16,402,590.30-7,743,789.80

Finding the Fourth Proportional to 10,935,060.20, 16,402,590.30 and 7,743,789.80

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Solution

The fourth proportional to 10,935,060.20, 16,402,590.30 and 7,743,789.80 is: 11,615,684.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,935,060.20 : 16,402,590.30 = 7,743,789.80 : x
  2. Step 2: Convert to fraction form
    10,935,060.20/16,402,590.30 = 7,743,789.80/x
  3. Step 3: Cross multiply
    10,935,060.20x = 16,402,590.30 × 7,743,789.80
  4. Step 4: Simplify right side
    10,935,060.20x = 127,018,211,458,718.94
  5. Step 5: Solve for x
    x = 127,018,211,458,718.94/10,935,060.20
  6. Step 6: Final answer
    x = 11,615,684.70

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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.