Home / 27,140,511.12-40,652,305.74-12,742,002.96

Finding the Fourth Proportional to 27,140,511.12, 40,652,305.74 and 12,742,002.96

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Solution

The fourth proportional to 27,140,511.12, 40,652,305.74 and 12,742,002.96 is: 19,085,558.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,140,511.12 : 40,652,305.74 = 12,742,002.96 : x
  2. Step 2: Convert to fraction form
    27,140,511.12/40,652,305.74 = 12,742,002.96/x
  3. Step 3: Cross multiply
    27,140,511.12x = 40,652,305.74 × 12,742,002.96
  4. Step 4: Simplify right side
    27,140,511.12x = 517,991,800,069,905.06
  5. Step 5: Solve for x
    x = 517,991,800,069,905.06/27,140,511.12
  6. Step 6: Final answer
    x = 19,085,558.03

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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.