Home / 22,077,079.60-33,115,619.40-18,717,847.60

Finding the Fourth Proportional to 22,077,079.60, 33,115,619.40 and 18,717,847.60

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Solution

The fourth proportional to 22,077,079.60, 33,115,619.40 and 18,717,847.60 is: 28,076,771.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,077,079.60 : 33,115,619.40 = 18,717,847.60 : x
  2. Step 2: Convert to fraction form
    22,077,079.60/33,115,619.40 = 18,717,847.60/x
  3. Step 3: Cross multiply
    22,077,079.60x = 33,115,619.40 × 18,717,847.60
  4. Step 4: Simplify right side
    22,077,079.60x = 619,853,117,108,803.50
  5. Step 5: Solve for x
    x = 619,853,117,108,803.50/22,077,079.60
  6. Step 6: Final answer
    x = 28,076,771.40

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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.