Home / 5,905,986.80-8,858,980.20-5,055,681.20

Finding the Fourth Proportional to 5,905,986.80, 8,858,980.20 and 5,055,681.20

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Solution

The fourth proportional to 5,905,986.80, 8,858,980.20 and 5,055,681.20 is: 7,583,521.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,905,986.80 : 8,858,980.20 = 5,055,681.20 : x
  2. Step 2: Convert to fraction form
    5,905,986.80/8,858,980.20 = 5,055,681.20/x
  3. Step 3: Cross multiply
    5,905,986.80x = 8,858,980.20 × 5,055,681.20
  4. Step 4: Simplify right side
    5,905,986.80x = 44,788,179,648,312.23
  5. Step 5: Solve for x
    x = 44,788,179,648,312.23/5,905,986.80
  6. Step 6: Final answer
    x = 7,583,521.80

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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.