Home / 8,342,014.90-12,492,027.15-5,486,667.70

Finding the Fourth Proportional to 8,342,014.90, 12,492,027.15 and 5,486,667.70

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Solution

The fourth proportional to 8,342,014.90, 12,492,027.15 and 5,486,667.70 is: 8,216,192.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,342,014.90 : 12,492,027.15 = 5,486,667.70 : x
  2. Step 2: Convert to fraction form
    8,342,014.90/12,492,027.15 = 5,486,667.70/x
  3. Step 3: Cross multiply
    8,342,014.90x = 12,492,027.15 × 5,486,667.70
  4. Step 4: Simplify right side
    8,342,014.90x = 68,539,601,871,428.06
  5. Step 5: Solve for x
    x = 68,539,601,871,428.06/8,342,014.90
  6. Step 6: Final answer
    x = 8,216,192.69

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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.