Home / 5,142,667.58-7,714,247.40-4,242,440.06

Finding the Fourth Proportional to 5,142,667.58, 7,714,247.40 and 4,242,440.06

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Solution

The fourth proportional to 5,142,667.58, 7,714,247.40 and 4,242,440.06 is: 6,363,863.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,142,667.58 : 7,714,247.40 = 4,242,440.06 : x
  2. Step 2: Convert to fraction form
    5,142,667.58/7,714,247.40 = 4,242,440.06/x
  3. Step 3: Cross multiply
    5,142,667.58x = 7,714,247.40 × 4,242,440.06
  4. Step 4: Simplify right side
    5,142,667.58x = 32,727,232,202,510.84
  5. Step 5: Solve for x
    x = 32,727,232,202,510.84/5,142,667.58
  6. Step 6: Final answer
    x = 6,363,863.05

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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.