Home / 9,238,967.80-13,842,705.30-7,884,777.40

Finding the Fourth Proportional to 9,238,967.80, 13,842,705.30 and 7,884,777.40

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Solution

The fourth proportional to 9,238,967.80, 13,842,705.30 and 7,884,777.40 is: 11,813,727.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,238,967.80 : 13,842,705.30 = 7,884,777.40 : x
  2. Step 2: Convert to fraction form
    9,238,967.80/13,842,705.30 = 7,884,777.40/x
  3. Step 3: Cross multiply
    9,238,967.80x = 13,842,705.30 × 7,884,777.40
  4. Step 4: Simplify right side
    9,238,967.80x = 109,146,649,904,300.23
  5. Step 5: Solve for x
    x = 109,146,649,904,300.23/9,238,967.80
  6. Step 6: Final answer
    x = 11,813,727.71

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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.