Home / 21,394,164.30-32,091,315.57-5,437,812.30

Finding the Fourth Proportional to 21,394,164.30, 32,091,315.57 and 5,437,812.30

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Solution

The fourth proportional to 21,394,164.30, 32,091,315.57 and 5,437,812.30 is: 8,156,736.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,394,164.30 : 32,091,315.57 = 5,437,812.30 : x
  2. Step 2: Convert to fraction form
    21,394,164.30/32,091,315.57 = 5,437,812.30/x
  3. Step 3: Cross multiply
    21,394,164.30x = 32,091,315.57 × 5,437,812.30
  4. Step 4: Simplify right side
    21,394,164.30x = 174,506,550,529,727.50
  5. Step 5: Solve for x
    x = 174,506,550,529,727.50/21,394,164.30
  6. Step 6: Final answer
    x = 8,156,736.02

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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.