Home / 8,557,988.60-12,832,835.70-4,767,447.80

Finding the Fourth Proportional to 8,557,988.60, 12,832,835.70 and 4,767,447.80

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Solution

The fourth proportional to 8,557,988.60, 12,832,835.70 and 4,767,447.80 is: 7,148,861.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,557,988.60 : 12,832,835.70 = 4,767,447.80 : x
  2. Step 2: Convert to fraction form
    8,557,988.60/12,832,835.70 = 4,767,447.80/x
  3. Step 3: Cross multiply
    8,557,988.60x = 12,832,835.70 × 4,767,447.80
  4. Step 4: Simplify right side
    8,557,988.60x = 61,179,874,325,726.45
  5. Step 5: Solve for x
    x = 61,179,874,325,726.45/8,557,988.60
  6. Step 6: Final answer
    x = 7,148,861.40

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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.