Home / 8,055,421.60-12,083,132.40-6,580,861.60

Finding the Fourth Proportional to 8,055,421.60, 12,083,132.40 and 6,580,861.60

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Solution

The fourth proportional to 8,055,421.60, 12,083,132.40 and 6,580,861.60 is: 9,871,292.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,055,421.60 : 12,083,132.40 = 6,580,861.60 : x
  2. Step 2: Convert to fraction form
    8,055,421.60/12,083,132.40 = 6,580,861.60/x
  3. Step 3: Cross multiply
    8,055,421.60x = 12,083,132.40 × 6,580,861.60
  4. Step 4: Simplify right side
    8,055,421.60x = 79,517,422,018,875.84
  5. Step 5: Solve for x
    x = 79,517,422,018,875.84/8,055,421.60
  6. Step 6: Final answer
    x = 9,871,292.40

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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.