Home / 7,842,272.80-11,767,588.80-3,050,118.40

Finding the Fourth Proportional to 7,842,272.80, 11,767,588.80 and 3,050,118.40

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Solution

The fourth proportional to 7,842,272.80, 11,767,588.80 and 3,050,118.40 is: 4,576,803.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,842,272.80 : 11,767,588.80 = 3,050,118.40 : x
  2. Step 2: Convert to fraction form
    7,842,272.80/11,767,588.80 = 3,050,118.40/x
  3. Step 3: Cross multiply
    7,842,272.80x = 11,767,588.80 × 3,050,118.40
  4. Step 4: Simplify right side
    7,842,272.80x = 35,892,539,122,513.92
  5. Step 5: Solve for x
    x = 35,892,539,122,513.92/7,842,272.80
  6. Step 6: Final answer
    x = 4,576,803.18

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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.