Home / 7,524,920.49-10,384,420.01-4,087,218.93

Finding the Fourth Proportional to 7,524,920.49, 10,384,420.01 and 4,087,218.93

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Solution

The fourth proportional to 7,524,920.49, 10,384,420.01 and 4,087,218.93 is: 5,640,378.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,524,920.49 : 10,384,420.01 = 4,087,218.93 : x
  2. Step 2: Convert to fraction form
    7,524,920.49/10,384,420.01 = 4,087,218.93/x
  3. Step 3: Cross multiply
    7,524,920.49x = 10,384,420.01 × 4,087,218.93
  4. Step 4: Simplify right side
    7,524,920.49x = 42,443,398,041,942.79
  5. Step 5: Solve for x
    x = 42,443,398,041,942.79/7,524,920.49
  6. Step 6: Final answer
    x = 5,640,378.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.