Home / 30,213,426.72-41,694,534.84-16,462,390.92

Finding the Fourth Proportional to 30,213,426.72, 41,694,534.84 and 16,462,390.92

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Solution

The fourth proportional to 30,213,426.72, 41,694,534.84 and 16,462,390.92 is: 22,718,102.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,213,426.72 : 41,694,534.84 = 16,462,390.92 : x
  2. Step 2: Convert to fraction form
    30,213,426.72/41,694,534.84 = 16,462,390.92/x
  3. Step 3: Cross multiply
    30,213,426.72x = 41,694,534.84 × 16,462,390.92
  4. Step 4: Simplify right side
    30,213,426.72x = 686,391,731,763,639.75
  5. Step 5: Solve for x
    x = 686,391,731,763,639.75/30,213,426.72
  6. Step 6: Final answer
    x = 22,718,102.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.