Home / 7,520,950.58-10,378,811.27-4,257,681.71

Finding the Fourth Proportional to 7,520,950.58, 10,378,811.27 and 4,257,681.71

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Solution

The fourth proportional to 7,520,950.58, 10,378,811.27 and 4,257,681.71 is: 5,875,543.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,520,950.58 : 10,378,811.27 = 4,257,681.71 : x
  2. Step 2: Convert to fraction form
    7,520,950.58/10,378,811.27 = 4,257,681.71/x
  3. Step 3: Cross multiply
    7,520,950.58x = 10,378,811.27 × 4,257,681.71
  4. Step 4: Simplify right side
    7,520,950.58x = 44,189,674,874,571.02
  5. Step 5: Solve for x
    x = 44,189,674,874,571.02/7,520,950.58
  6. Step 6: Final answer
    x = 5,875,543.85

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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.