Home / 7,803,000.80-11,704,501.20-5,110,366.40

Finding the Fourth Proportional to 7,803,000.80, 11,704,501.20 and 5,110,366.40

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Solution

The fourth proportional to 7,803,000.80, 11,704,501.20 and 5,110,366.40 is: 7,665,549.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,803,000.80 : 11,704,501.20 = 5,110,366.40 : x
  2. Step 2: Convert to fraction form
    7,803,000.80/11,704,501.20 = 5,110,366.40/x
  3. Step 3: Cross multiply
    7,803,000.80x = 11,704,501.20 × 5,110,366.40
  4. Step 4: Simplify right side
    7,803,000.80x = 59,814,289,661,239.68
  5. Step 5: Solve for x
    x = 59,814,289,661,239.68/7,803,000.80
  6. Step 6: Final answer
    x = 7,665,549.60

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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.