Home / 18,594,710.76-25,655,935.20-10,855,305.74

Finding the Fourth Proportional to 18,594,710.76, 25,655,935.20 and 10,855,305.74

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Solution

The fourth proportional to 18,594,710.76, 25,655,935.20 and 10,855,305.74 is: 14,977,539.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,594,710.76 : 25,655,935.20 = 10,855,305.74 : x
  2. Step 2: Convert to fraction form
    18,594,710.76/25,655,935.20 = 10,855,305.74/x
  3. Step 3: Cross multiply
    18,594,710.76x = 25,655,935.20 × 10,855,305.74
  4. Step 4: Simplify right side
    18,594,710.76x = 278,503,020,641,628.03
  5. Step 5: Solve for x
    x = 278,503,020,641,628.03/18,594,710.76
  6. Step 6: Final answer
    x = 14,977,539.81

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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.