Home / 7,658,087.74-10,568,107.98-4,220,332.72

Finding the Fourth Proportional to 7,658,087.74, 10,568,107.98 and 4,220,332.72

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Solution

The fourth proportional to 7,658,087.74, 10,568,107.98 and 4,220,332.72 is: 5,824,029.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,658,087.74 : 10,568,107.98 = 4,220,332.72 : x
  2. Step 2: Convert to fraction form
    7,658,087.74/10,568,107.98 = 4,220,332.72/x
  3. Step 3: Cross multiply
    7,658,087.74x = 10,568,107.98 × 4,220,332.72
  4. Step 4: Simplify right side
    7,658,087.74x = 44,600,931,896,487.10
  5. Step 5: Solve for x
    x = 44,600,931,896,487.10/7,658,087.74
  6. Step 6: Final answer
    x = 5,824,029.89

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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.