Home / 5,376,405.80-8,064,608.70-2,390,421.80

Finding the Fourth Proportional to 5,376,405.80, 8,064,608.70 and 2,390,421.80

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Solution

The fourth proportional to 5,376,405.80, 8,064,608.70 and 2,390,421.80 is: 3,585,632.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,376,405.80 : 8,064,608.70 = 2,390,421.80 : x
  2. Step 2: Convert to fraction form
    5,376,405.80/8,064,608.70 = 2,390,421.80/x
  3. Step 3: Cross multiply
    5,376,405.80x = 8,064,608.70 × 2,390,421.80
  4. Step 4: Simplify right side
    5,376,405.80x = 19,277,816,444,949.66
  5. Step 5: Solve for x
    x = 19,277,816,444,949.66/5,376,405.80
  6. Step 6: Final answer
    x = 3,585,632.70

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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.