Home / 14,666,337.70-21,990,758.55-8,990,635.30

Finding the Fourth Proportional to 14,666,337.70, 21,990,758.55 and 8,990,635.30

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Solution

The fourth proportional to 14,666,337.70, 21,990,758.55 and 8,990,635.30 is: 13,480,590.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,666,337.70 : 21,990,758.55 = 8,990,635.30 : x
  2. Step 2: Convert to fraction form
    14,666,337.70/21,990,758.55 = 8,990,635.30/x
  3. Step 3: Cross multiply
    14,666,337.70x = 21,990,758.55 × 8,990,635.30
  4. Step 4: Simplify right side
    14,666,337.70x = 197,710,890,093,406.84
  5. Step 5: Solve for x
    x = 197,710,890,093,406.84/14,666,337.70
  6. Step 6: Final answer
    x = 13,480,590.32

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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.