Home / 5,556,909.60-8,335,364.40-1,966,730.40

Finding the Fourth Proportional to 5,556,909.60, 8,335,364.40 and 1,966,730.40

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Solution

The fourth proportional to 5,556,909.60, 8,335,364.40 and 1,966,730.40 is: 2,950,095.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,556,909.60 : 8,335,364.40 = 1,966,730.40 : x
  2. Step 2: Convert to fraction form
    5,556,909.60/8,335,364.40 = 1,966,730.40/x
  3. Step 3: Cross multiply
    5,556,909.60x = 8,335,364.40 × 1,966,730.40
  4. Step 4: Simplify right side
    5,556,909.60x = 16,393,414,560,557.76
  5. Step 5: Solve for x
    x = 16,393,414,560,557.76/5,556,909.60
  6. Step 6: Final answer
    x = 2,950,095.60

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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.