Home / 43,077,206.40-64,615,809.60-15,783,446.40

Finding the Fourth Proportional to 43,077,206.40, 64,615,809.60 and 15,783,446.40

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Solution

The fourth proportional to 43,077,206.40, 64,615,809.60 and 15,783,446.40 is: 23,675,169.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,077,206.40 : 64,615,809.60 = 15,783,446.40 : x
  2. Step 2: Convert to fraction form
    43,077,206.40/64,615,809.60 = 15,783,446.40/x
  3. Step 3: Cross multiply
    43,077,206.40x = 64,615,809.60 × 15,783,446.40
  4. Step 4: Simplify right side
    43,077,206.40x = 1,019,860,167,414,205.50
  5. Step 5: Solve for x
    x = 1,019,860,167,414,205.50/43,077,206.40
  6. Step 6: Final answer
    x = 23,675,169.60

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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.