Home / 14,088,114.72-21,141,643.68-4,990,181.76

Finding the Fourth Proportional to 14,088,114.72, 21,141,643.68 and 4,990,181.76

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Solution

The fourth proportional to 14,088,114.72, 21,141,643.68 and 4,990,181.76 is: 7,488,627.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,088,114.72 : 21,141,643.68 = 4,990,181.76 : x
  2. Step 2: Convert to fraction form
    14,088,114.72/21,141,643.68 = 4,990,181.76/x
  3. Step 3: Cross multiply
    14,088,114.72x = 21,141,643.68 × 4,990,181.76
  4. Step 4: Simplify right side
    14,088,114.72x = 105,500,644,668,355.27
  5. Step 5: Solve for x
    x = 105,500,644,668,355.27/14,088,114.72
  6. Step 6: Final answer
    x = 7,488,627.60

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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.