Home / 12,532,871.60-18,799,307.40-8,277,844.40

Finding the Fourth Proportional to 12,532,871.60, 18,799,307.40 and 8,277,844.40

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Solution

The fourth proportional to 12,532,871.60, 18,799,307.40 and 8,277,844.40 is: 12,416,766.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,532,871.60 : 18,799,307.40 = 8,277,844.40 : x
  2. Step 2: Convert to fraction form
    12,532,871.60/18,799,307.40 = 8,277,844.40/x
  3. Step 3: Cross multiply
    12,532,871.60x = 18,799,307.40 × 8,277,844.40
  4. Step 4: Simplify right side
    12,532,871.60x = 155,617,741,484,968.56
  5. Step 5: Solve for x
    x = 155,617,741,484,968.56/12,532,871.60
  6. Step 6: Final answer
    x = 12,416,766.60

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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.