Home / 64,744,579.86-97,123,406.89-21,023,510.23

Finding the Fourth Proportional to 64,744,579.86, 97,123,406.89 and 21,023,510.23

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Solution

The fourth proportional to 64,744,579.86, 97,123,406.89 and 21,023,510.23 is: 31,537,388.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,744,579.86 : 97,123,406.89 = 21,023,510.23 : x
  2. Step 2: Convert to fraction form
    64,744,579.86/97,123,406.89 = 21,023,510.23/x
  3. Step 3: Cross multiply
    64,744,579.86x = 97,123,406.89 × 21,023,510.23
  4. Step 4: Simplify right side
    64,744,579.86x = 2,041,874,938,324,367.50
  5. Step 5: Solve for x
    x = 2,041,874,938,324,367.50/64,744,579.86
  6. Step 6: Final answer
    x = 31,537,388.04

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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.