Home / 4,680,664.80-7,020,997.20-3,973,826.40

Finding the Fourth Proportional to 4,680,664.80, 7,020,997.20 and 3,973,826.40

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Solution

The fourth proportional to 4,680,664.80, 7,020,997.20 and 3,973,826.40 is: 5,960,739.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680,664.80 : 7,020,997.20 = 3,973,826.40 : x
  2. Step 2: Convert to fraction form
    4,680,664.80/7,020,997.20 = 3,973,826.40/x
  3. Step 3: Cross multiply
    4,680,664.80x = 7,020,997.20 × 3,973,826.40
  4. Step 4: Simplify right side
    4,680,664.80x = 27,900,224,027,686.08
  5. Step 5: Solve for x
    x = 27,900,224,027,686.08/4,680,664.80
  6. Step 6: Final answer
    x = 5,960,739.60

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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.