Home / 10,935,012.60-16,402,518.90-8,384,095.80

Finding the Fourth Proportional to 10,935,012.60, 16,402,518.90 and 8,384,095.80

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Solution

The fourth proportional to 10,935,012.60, 16,402,518.90 and 8,384,095.80 is: 12,576,143.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,935,012.60 : 16,402,518.90 = 8,384,095.80 : x
  2. Step 2: Convert to fraction form
    10,935,012.60/16,402,518.90 = 8,384,095.80/x
  3. Step 3: Cross multiply
    10,935,012.60x = 16,402,518.90 × 8,384,095.80
  4. Step 4: Simplify right side
    10,935,012.60x = 137,520,289,818,910.62
  5. Step 5: Solve for x
    x = 137,520,289,818,910.62/10,935,012.60
  6. Step 6: Final answer
    x = 12,576,143.70

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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.