Home / 5,326,889.31-7,346,281.23-3,490,680.63

Finding the Fourth Proportional to 5,326,889.31, 7,346,281.23 and 3,490,680.63

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Solution

The fourth proportional to 5,326,889.31, 7,346,281.23 and 3,490,680.63 is: 4,813,976.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,326,889.31 : 7,346,281.23 = 3,490,680.63 : x
  2. Step 2: Convert to fraction form
    5,326,889.31/7,346,281.23 = 3,490,680.63/x
  3. Step 3: Cross multiply
    5,326,889.31x = 7,346,281.23 × 3,490,680.63
  4. Step 4: Simplify right side
    5,326,889.31x = 25,643,521,592,093.57
  5. Step 5: Solve for x
    x = 25,643,521,592,093.57/5,326,889.31
  6. Step 6: Final answer
    x = 4,813,976.81

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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.