Home / 5,151,426.99-7,108,613.64-2,859,407.25

Finding the Fourth Proportional to 5,151,426.99, 7,108,613.64 and 2,859,407.25

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Solution

The fourth proportional to 5,151,426.99, 7,108,613.64 and 2,859,407.25 is: 3,945,784.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,151,426.99 : 7,108,613.64 = 2,859,407.25 : x
  2. Step 2: Convert to fraction form
    5,151,426.99/7,108,613.64 = 2,859,407.25/x
  3. Step 3: Cross multiply
    5,151,426.99x = 7,108,613.64 × 2,859,407.25
  4. Step 4: Simplify right side
    5,151,426.99x = 20,326,421,379,664.89
  5. Step 5: Solve for x
    x = 20,326,421,379,664.89/5,151,426.99
  6. Step 6: Final answer
    x = 3,945,784.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.