Home / 64,385,872.80-96,578,809.20-16,516,816.80

Finding the Fourth Proportional to 64,385,872.80, 96,578,809.20 and 16,516,816.80

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Solution

The fourth proportional to 64,385,872.80, 96,578,809.20 and 16,516,816.80 is: 24,775,225.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,385,872.80 : 96,578,809.20 = 16,516,816.80 : x
  2. Step 2: Convert to fraction form
    64,385,872.80/96,578,809.20 = 16,516,816.80/x
  3. Step 3: Cross multiply
    64,385,872.80x = 96,578,809.20 × 16,516,816.80
  4. Step 4: Simplify right side
    64,385,872.80x = 1,595,174,498,318,554.75
  5. Step 5: Solve for x
    x = 1,595,174,498,318,554.75/64,385,872.80
  6. Step 6: Final answer
    x = 24,775,225.20

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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.