Home / 8,974,829.76-12,385,216.08-4,900,419.60

Finding the Fourth Proportional to 8,974,829.76, 12,385,216.08 and 4,900,419.60

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Solution

The fourth proportional to 8,974,829.76, 12,385,216.08 and 4,900,419.60 is: 6,762,552.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,974,829.76 : 12,385,216.08 = 4,900,419.60 : x
  2. Step 2: Convert to fraction form
    8,974,829.76/12,385,216.08 = 4,900,419.60/x
  3. Step 3: Cross multiply
    8,974,829.76x = 12,385,216.08 × 4,900,419.60
  4. Step 4: Simplify right side
    8,974,829.76x = 60,692,755,628,667.16
  5. Step 5: Solve for x
    x = 60,692,755,628,667.16/8,974,829.76
  6. Step 6: Final answer
    x = 6,762,552.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.