Home / 7,845,848.20-11,768,772.30-2,797,323.40

Finding the Fourth Proportional to 7,845,848.20, 11,768,772.30 and 2,797,323.40

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Solution

The fourth proportional to 7,845,848.20, 11,768,772.30 and 2,797,323.40 is: 4,195,985.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,845,848.20 : 11,768,772.30 = 2,797,323.40 : x
  2. Step 2: Convert to fraction form
    7,845,848.20/11,768,772.30 = 2,797,323.40/x
  3. Step 3: Cross multiply
    7,845,848.20x = 11,768,772.30 × 2,797,323.40
  4. Step 4: Simplify right side
    7,845,848.20x = 32,921,062,144,061.82
  5. Step 5: Solve for x
    x = 32,921,062,144,061.82/7,845,848.20
  6. Step 6: Final answer
    x = 4,195,985.10

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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.