Home / 8,047,783.45-12,071,678.45-1,982,633.16

Finding the Fourth Proportional to 8,047,783.45, 12,071,678.45 and 1,982,633.16

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Solution

The fourth proportional to 8,047,783.45, 12,071,678.45 and 1,982,633.16 is: 2,973,950.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,047,783.45 : 12,071,678.45 = 1,982,633.16 : x
  2. Step 2: Convert to fraction form
    8,047,783.45/12,071,678.45 = 1,982,633.16/x
  3. Step 3: Cross multiply
    8,047,783.45x = 12,071,678.45 × 1,982,633.16
  4. Step 4: Simplify right side
    8,047,783.45x = 23,933,709,991,827.40
  5. Step 5: Solve for x
    x = 23,933,709,991,827.40/8,047,783.45
  6. Step 6: Final answer
    x = 2,973,950.55

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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.