Home / 28,618,010.27-42,901,037.03-10,409,332.58

Finding the Fourth Proportional to 28,618,010.27, 42,901,037.03 and 10,409,332.58

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Solution

The fourth proportional to 28,618,010.27, 42,901,037.03 and 10,409,332.58 is: 15,604,549.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,618,010.27 : 42,901,037.03 = 10,409,332.58 : x
  2. Step 2: Convert to fraction form
    28,618,010.27/42,901,037.03 = 10,409,332.58/x
  3. Step 3: Cross multiply
    28,618,010.27x = 42,901,037.03 × 10,409,332.58
  4. Step 4: Simplify right side
    28,618,010.27x = 446,571,162,444,562.44
  5. Step 5: Solve for x
    x = 446,571,162,444,562.44/28,618,010.27
  6. Step 6: Final answer
    x = 15,604,549.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.