Home / 18,694,048.35-28,017,484.98-9,474,337.36

Finding the Fourth Proportional to 18,694,048.35, 28,017,484.98 and 9,474,337.36

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Solution

The fourth proportional to 18,694,048.35, 28,017,484.98 and 9,474,337.36 is: 14,199,551.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,694,048.35 : 28,017,484.98 = 9,474,337.36 : x
  2. Step 2: Convert to fraction form
    18,694,048.35/28,017,484.98 = 9,474,337.36/x
  3. Step 3: Cross multiply
    18,694,048.35x = 28,017,484.98 × 9,474,337.36
  4. Step 4: Simplify right side
    18,694,048.35x = 265,447,104,679,252.84
  5. Step 5: Solve for x
    x = 265,447,104,679,252.84/18,694,048.35
  6. Step 6: Final answer
    x = 14,199,551.63

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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.