Home / 16,897,967.80-25,346,951.70-7,800,047.80

Finding the Fourth Proportional to 16,897,967.80, 25,346,951.70 and 7,800,047.80

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Solution

The fourth proportional to 16,897,967.80, 25,346,951.70 and 7,800,047.80 is: 11,700,071.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,897,967.80 : 25,346,951.70 = 7,800,047.80 : x
  2. Step 2: Convert to fraction form
    16,897,967.80/25,346,951.70 = 7,800,047.80/x
  3. Step 3: Cross multiply
    16,897,967.80x = 25,346,951.70 × 7,800,047.80
  4. Step 4: Simplify right side
    16,897,967.80x = 197,707,434,844,291.25
  5. Step 5: Solve for x
    x = 197,707,434,844,291.25/16,897,967.80
  6. Step 6: Final answer
    x = 11,700,071.70

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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.