Home / 5,139,505.85-7,095,743.10-3,307,148.51

Finding the Fourth Proportional to 5,139,505.85, 7,095,743.10 and 3,307,148.51

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Solution

The fourth proportional to 5,139,505.85, 7,095,743.10 and 3,307,148.51 is: 4,565,940.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,139,505.85 : 7,095,743.10 = 3,307,148.51 : x
  2. Step 2: Convert to fraction form
    5,139,505.85/7,095,743.10 = 3,307,148.51/x
  3. Step 3: Cross multiply
    5,139,505.85x = 7,095,743.10 × 3,307,148.51
  4. Step 4: Simplify right side
    5,139,505.85x = 23,466,676,185,029.06
  5. Step 5: Solve for x
    x = 23,466,676,185,029.06/5,139,505.85
  6. Step 6: Final answer
    x = 4,565,940.17

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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.