Home / 18,584,582.60-27,876,873.90-12,127,574.45

Finding the Fourth Proportional to 18,584,582.60, 27,876,873.90 and 12,127,574.45

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Solution

The fourth proportional to 18,584,582.60, 27,876,873.90 and 12,127,574.45 is: 18,191,361.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,584,582.60 : 27,876,873.90 = 12,127,574.45 : x
  2. Step 2: Convert to fraction form
    18,584,582.60/27,876,873.90 = 12,127,574.45/x
  3. Step 3: Cross multiply
    18,584,582.60x = 27,876,873.90 × 12,127,574.45
  4. Step 4: Simplify right side
    18,584,582.60x = 338,078,863,655,511.81
  5. Step 5: Solve for x
    x = 338,078,863,655,511.81/18,584,582.60
  6. Step 6: Final answer
    x = 18,191,361.68

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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.