Home / 64,715,861.70-97,073,792.55-21,586,472.10

Finding the Fourth Proportional to 64,715,861.70, 97,073,792.55 and 21,586,472.10

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Solution

The fourth proportional to 64,715,861.70, 97,073,792.55 and 21,586,472.10 is: 32,379,708.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,715,861.70 : 97,073,792.55 = 21,586,472.10 : x
  2. Step 2: Convert to fraction form
    64,715,861.70/97,073,792.55 = 21,586,472.10/x
  3. Step 3: Cross multiply
    64,715,861.70x = 97,073,792.55 × 21,586,472.10
  4. Step 4: Simplify right side
    64,715,861.70x = 2,095,480,714,521,763
  5. Step 5: Solve for x
    x = 2,095,480,714,521,763/64,715,861.70
  6. Step 6: Final answer
    x = 32,379,708.15

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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.