Home / 5,514,905.16-8,272,580.22-1,921,035.60

Finding the Fourth Proportional to 5,514,905.16, 8,272,580.22 and 1,921,035.60

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Solution

The fourth proportional to 5,514,905.16, 8,272,580.22 and 1,921,035.60 is: 2,881,630.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,514,905.16 : 8,272,580.22 = 1,921,035.60 : x
  2. Step 2: Convert to fraction form
    5,514,905.16/8,272,580.22 = 1,921,035.60/x
  3. Step 3: Cross multiply
    5,514,905.16x = 8,272,580.22 × 1,921,035.60
  4. Step 4: Simplify right side
    5,514,905.16x = 15,891,921,106,475.83
  5. Step 5: Solve for x
    x = 15,891,921,106,475.83/5,514,905.16
  6. Step 6: Final answer
    x = 2,881,630.90

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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.