Home / 7,265,047.20-10,897,570.80-1,946,263.20

Finding the Fourth Proportional to 7,265,047.20, 10,897,570.80 and 1,946,263.20

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Solution

The fourth proportional to 7,265,047.20, 10,897,570.80 and 1,946,263.20 is: 2,919,394.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,265,047.20 : 10,897,570.80 = 1,946,263.20 : x
  2. Step 2: Convert to fraction form
    7,265,047.20/10,897,570.80 = 1,946,263.20/x
  3. Step 3: Cross multiply
    7,265,047.20x = 10,897,570.80 × 1,946,263.20
  4. Step 4: Simplify right side
    7,265,047.20x = 21,209,541,017,434.56
  5. Step 5: Solve for x
    x = 21,209,541,017,434.56/7,265,047.20
  6. Step 6: Final answer
    x = 2,919,394.80

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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.