Home / 9,238,968.30-13,842,706.05-7,884,777.90

Finding the Fourth Proportional to 9,238,968.30, 13,842,706.05 and 7,884,777.90

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Solution

The fourth proportional to 9,238,968.30, 13,842,706.05 and 7,884,777.90 is: 11,813,728.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,238,968.30 : 13,842,706.05 = 7,884,777.90 : x
  2. Step 2: Convert to fraction form
    9,238,968.30/13,842,706.05 = 7,884,777.90/x
  3. Step 3: Cross multiply
    9,238,968.30x = 13,842,706.05 × 7,884,777.90
  4. Step 4: Simplify right side
    9,238,968.30x = 109,146,662,739,236.31
  5. Step 5: Solve for x
    x = 109,146,662,739,236.31/9,238,968.30
  6. Step 6: Final answer
    x = 11,813,728.46

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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.