Home / 64,718,861.49-89,311,929.03-35,350,194.36

Finding the Fourth Proportional to 64,718,861.49, 89,311,929.03 and 35,350,194.36

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Solution

The fourth proportional to 64,718,861.49, 89,311,929.03 and 35,350,194.36 is: 48,783,213.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,718,861.49 : 89,311,929.03 = 35,350,194.36 : x
  2. Step 2: Convert to fraction form
    64,718,861.49/89,311,929.03 = 35,350,194.36/x
  3. Step 3: Cross multiply
    64,718,861.49x = 89,311,929.03 × 35,350,194.36
  4. Step 4: Simplify right side
    64,718,861.49x = 3,157,194,049,877,026.50
  5. Step 5: Solve for x
    x = 3,157,194,049,877,026.50/64,718,861.49
  6. Step 6: Final answer
    x = 48,783,213.69

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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.