Home / 7,849,431.70-10,829,780.19-4,583,890.78

Finding the Fourth Proportional to 7,849,431.70, 10,829,780.19 and 4,583,890.78

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Solution

The fourth proportional to 7,849,431.70, 10,829,780.19 and 4,583,890.78 is: 6,324,346.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,849,431.70 : 10,829,780.19 = 4,583,890.78 : x
  2. Step 2: Convert to fraction form
    7,849,431.70/10,829,780.19 = 4,583,890.78/x
  3. Step 3: Cross multiply
    7,849,431.70x = 10,829,780.19 × 4,583,890.78
  4. Step 4: Simplify right side
    7,849,431.70x = 49,642,529,535,293.20
  5. Step 5: Solve for x
    x = 49,642,529,535,293.20/7,849,431.70
  6. Step 6: Final answer
    x = 6,324,346.97

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Double scale
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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.