Home / 64,385,285.40-96,578,511.93-18,327,136.33

Finding the Fourth Proportional to 64,385,285.40, 96,578,511.93 and 18,327,136.33

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Solution

The fourth proportional to 64,385,285.40, 96,578,511.93 and 18,327,136.33 is: 27,490,870.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,385,285.40 : 96,578,511.93 = 18,327,136.33 : x
  2. Step 2: Convert to fraction form
    64,385,285.40/96,578,511.93 = 18,327,136.33/x
  3. Step 3: Cross multiply
    64,385,285.40x = 96,578,511.93 × 18,327,136.33
  4. Step 4: Simplify right side
    64,385,285.40x = 1,770,007,554,689,641.50
  5. Step 5: Solve for x
    x = 1,770,007,554,689,641.50/64,385,285.40
  6. Step 6: Final answer
    x = 27,490,870.68

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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.