Home / 5,142,667.08-7,714,246.65-4,242,439.56

Finding the Fourth Proportional to 5,142,667.08, 7,714,246.65 and 4,242,439.56

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Solution

The fourth proportional to 5,142,667.08, 7,714,246.65 and 4,242,439.56 is: 6,363,862.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,142,667.08 : 7,714,246.65 = 4,242,439.56 : x
  2. Step 2: Convert to fraction form
    5,142,667.08/7,714,246.65 = 4,242,439.56/x
  3. Step 3: Cross multiply
    5,142,667.08x = 7,714,246.65 × 4,242,439.56
  4. Step 4: Simplify right side
    5,142,667.08x = 32,727,225,163,557.47
  5. Step 5: Solve for x
    x = 32,727,225,163,557.47/5,142,667.08
  6. Step 6: Final answer
    x = 6,363,862.30

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1.5x scale

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.