Home / 15,856,157.25-21,884,565.74-10,339,955.37

Finding the Fourth Proportional to 15,856,157.25, 21,884,565.74 and 10,339,955.37

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Solution

The fourth proportional to 15,856,157.25, 21,884,565.74 and 10,339,955.37 is: 14,271,139.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,856,157.25 : 21,884,565.74 = 10,339,955.37 : x
  2. Step 2: Convert to fraction form
    15,856,157.25/21,884,565.74 = 10,339,955.37/x
  3. Step 3: Cross multiply
    15,856,157.25x = 21,884,565.74 × 10,339,955.37
  4. Step 4: Simplify right side
    15,856,157.25x = 226,285,432,991,731.22
  5. Step 5: Solve for x
    x = 226,285,432,991,731.22/15,856,157.25
  6. Step 6: Final answer
    x = 14,271,139.56

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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.