Home / 7,785,923.15-10,666,537.34-7,494,820.09

Finding the Fourth Proportional to 7,785,923.15, 10,666,537.34 and 7,494,820.09

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Solution

The fourth proportional to 7,785,923.15, 10,666,537.34 and 7,494,820.09 is: 10,267,732.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,785,923.15 : 10,666,537.34 = 7,494,820.09 : x
  2. Step 2: Convert to fraction form
    7,785,923.15/10,666,537.34 = 7,494,820.09/x
  3. Step 3: Cross multiply
    7,785,923.15x = 10,666,537.34 × 7,494,820.09
  4. Step 4: Simplify right side
    7,785,923.15x = 79,943,778,282,426.73
  5. Step 5: Solve for x
    x = 79,943,778,282,426.73/7,785,923.15
  6. Step 6: Final answer
    x = 10,267,732.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.