Home / 5,390,077.20-8,091,020.70-3,370,601.40

Finding the Fourth Proportional to 5,390,077.20, 8,091,020.70 and 3,370,601.40

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Solution

The fourth proportional to 5,390,077.20, 8,091,020.70 and 3,370,601.40 is: 5,059,594.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,390,077.20 : 8,091,020.70 = 3,370,601.40 : x
  2. Step 2: Convert to fraction form
    5,390,077.20/8,091,020.70 = 3,370,601.40/x
  3. Step 3: Cross multiply
    5,390,077.20x = 8,091,020.70 × 3,370,601.40
  4. Step 4: Simplify right side
    5,390,077.20x = 27,271,605,698,848.98
  5. Step 5: Solve for x
    x = 27,271,605,698,848.98/5,390,077.20
  6. Step 6: Final answer
    x = 5,059,594.64

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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.