Home / 18,463,630.80-27,695,446.20-5,688,051.60

Finding the Fourth Proportional to 18,463,630.80, 27,695,446.20 and 5,688,051.60

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Solution

The fourth proportional to 18,463,630.80, 27,695,446.20 and 5,688,051.60 is: 8,532,077.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,463,630.80 : 27,695,446.20 = 5,688,051.60 : x
  2. Step 2: Convert to fraction form
    18,463,630.80/27,695,446.20 = 5,688,051.60/x
  3. Step 3: Cross multiply
    18,463,630.80x = 27,695,446.20 × 5,688,051.60
  4. Step 4: Simplify right side
    18,463,630.80x = 157,533,127,070,623.91
  5. Step 5: Solve for x
    x = 157,533,127,070,623.91/18,463,630.80
  6. Step 6: Final answer
    x = 8,532,077.40

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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.