Home / 7,884,068.80-11,826,103.20-4,515,505.60

Finding the Fourth Proportional to 7,884,068.80, 11,826,103.20 and 4,515,505.60

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Solution

The fourth proportional to 7,884,068.80, 11,826,103.20 and 4,515,505.60 is: 6,773,258.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,884,068.80 : 11,826,103.20 = 4,515,505.60 : x
  2. Step 2: Convert to fraction form
    7,884,068.80/11,826,103.20 = 4,515,505.60/x
  3. Step 3: Cross multiply
    7,884,068.80x = 11,826,103.20 × 4,515,505.60
  4. Step 4: Simplify right side
    7,884,068.80x = 53,400,835,225,777.91
  5. Step 5: Solve for x
    x = 53,400,835,225,777.91/7,884,068.80
  6. Step 6: Final answer
    x = 6,773,258.40

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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.