Home / 7,786,048.40-10,666,708.12-7,494,944.72

Finding the Fourth Proportional to 7,786,048.40, 10,666,708.12 and 7,494,944.72

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Solution

The fourth proportional to 7,786,048.40, 10,666,708.12 and 7,494,944.72 is: 10,267,902.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,786,048.40 : 10,666,708.12 = 7,494,944.72 : x
  2. Step 2: Convert to fraction form
    7,786,048.40/10,666,708.12 = 7,494,944.72/x
  3. Step 3: Cross multiply
    7,786,048.40x = 10,666,708.12 × 7,494,944.72
  4. Step 4: Simplify right side
    7,786,048.40x = 79,946,387,703,775.12
  5. Step 5: Solve for x
    x = 79,946,387,703,775.12/7,786,048.40
  6. Step 6: Final answer
    x = 10,267,902.74

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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.