Home / 15,276,614.40-21,081,307.48-8,401,096.48

Finding the Fourth Proportional to 15,276,614.40, 21,081,307.48 and 8,401,096.48

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Solution

The fourth proportional to 15,276,614.40, 21,081,307.48 and 8,401,096.48 is: 11,593,281.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,276,614.40 : 21,081,307.48 = 8,401,096.48 : x
  2. Step 2: Convert to fraction form
    15,276,614.40/21,081,307.48 = 8,401,096.48/x
  3. Step 3: Cross multiply
    15,276,614.40x = 21,081,307.48 × 8,401,096.48
  4. Step 4: Simplify right side
    15,276,614.40x = 177,106,098,064,025.69
  5. Step 5: Solve for x
    x = 177,106,098,064,025.69/15,276,614.40
  6. Step 6: Final answer
    x = 11,593,281.96

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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.