Home / 65,856,274.76-90,881,659.16-36,882,898.76

Finding the Fourth Proportional to 65,856,274.76, 90,881,659.16 and 36,882,898.76

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Solution

The fourth proportional to 65,856,274.76, 90,881,659.16 and 36,882,898.76 is: 50,898,400.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,856,274.76 : 90,881,659.16 = 36,882,898.76 : x
  2. Step 2: Convert to fraction form
    65,856,274.76/90,881,659.16 = 36,882,898.76/x
  3. Step 3: Cross multiply
    65,856,274.76x = 90,881,659.16 × 36,882,898.76
  4. Step 4: Simplify right side
    65,856,274.76x = 3,351,979,033,939,106.50
  5. Step 5: Solve for x
    x = 3,351,979,033,939,106.50/65,856,274.76
  6. Step 6: Final answer
    x = 50,898,400.28

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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.