Home / 5,130,961.69-7,079,602.44-3,065,666.98

Finding the Fourth Proportional to 5,130,961.69, 7,079,602.44 and 3,065,666.98

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Solution

The fourth proportional to 5,130,961.69, 7,079,602.44 and 3,065,666.98 is: 4,229,948.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,130,961.69 : 7,079,602.44 = 3,065,666.98 : x
  2. Step 2: Convert to fraction form
    5,130,961.69/7,079,602.44 = 3,065,666.98/x
  3. Step 3: Cross multiply
    5,130,961.69x = 7,079,602.44 × 3,065,666.98
  4. Step 4: Simplify right side
    5,130,961.69x = 21,703,703,431,835.43
  5. Step 5: Solve for x
    x = 21,703,703,431,835.43/5,130,961.69
  6. Step 6: Final answer
    x = 4,229,948.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.