Home / 8,254,017.75-12,374,515.02-5,214,977.94

Finding the Fourth Proportional to 8,254,017.75, 12,374,515.02 and 5,214,977.94

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Solution

The fourth proportional to 8,254,017.75, 12,374,515.02 and 5,214,977.94 is: 7,818,352.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,254,017.75 : 12,374,515.02 = 5,214,977.94 : x
  2. Step 2: Convert to fraction form
    8,254,017.75/12,374,515.02 = 5,214,977.94/x
  3. Step 3: Cross multiply
    8,254,017.75x = 12,374,515.02 × 5,214,977.94
  4. Step 4: Simplify right side
    8,254,017.75x = 64,532,822,913,459.25
  5. Step 5: Solve for x
    x = 64,532,822,913,459.25/8,254,017.75
  6. Step 6: Final answer
    x = 7,818,352.81

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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.