Home / 5,121,699.17-7,680,274.28-2,725,038.77

Finding the Fourth Proportional to 5,121,699.17, 7,680,274.28 and 2,725,038.77

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Solution

The fourth proportional to 5,121,699.17, 7,680,274.28 and 2,725,038.77 is: 4,086,348.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,121,699.17 : 7,680,274.28 = 2,725,038.77 : x
  2. Step 2: Convert to fraction form
    5,121,699.17/7,680,274.28 = 2,725,038.77/x
  3. Step 3: Cross multiply
    5,121,699.17x = 7,680,274.28 × 2,725,038.77
  4. Step 4: Simplify right side
    5,121,699.17x = 20,929,045,163,608.64
  5. Step 5: Solve for x
    x = 20,929,045,163,608.64/5,121,699.17
  6. Step 6: Final answer
    x = 4,086,348.00

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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.