Home / 6,901,972.80-10,352,959.20-1,853,793.60

Finding the Fourth Proportional to 6,901,972.80, 10,352,959.20 and 1,853,793.60

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Solution

The fourth proportional to 6,901,972.80, 10,352,959.20 and 1,853,793.60 is: 2,780,690.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,901,972.80 : 10,352,959.20 = 1,853,793.60 : x
  2. Step 2: Convert to fraction form
    6,901,972.80/10,352,959.20 = 1,853,793.60/x
  3. Step 3: Cross multiply
    6,901,972.80x = 10,352,959.20 × 1,853,793.60
  4. Step 4: Simplify right side
    6,901,972.80x = 19,192,249,506,021.12
  5. Step 5: Solve for x
    x = 19,192,249,506,021.12/6,901,972.80
  6. Step 6: Final answer
    x = 2,780,690.40

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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.