Home / 15,423,355.32-21,284,232.32-8,548,281.24

Finding the Fourth Proportional to 15,423,355.32, 21,284,232.32 and 8,548,281.24

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Solution

The fourth proportional to 15,423,355.32, 21,284,232.32 and 8,548,281.24 is: 11,796,629.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,423,355.32 : 21,284,232.32 = 8,548,281.24 : x
  2. Step 2: Convert to fraction form
    15,423,355.32/21,284,232.32 = 8,548,281.24/x
  3. Step 3: Cross multiply
    15,423,355.32x = 21,284,232.32 × 8,548,281.24
  4. Step 4: Simplify right side
    15,423,355.32x = 181,943,603,848,857.69
  5. Step 5: Solve for x
    x = 181,943,603,848,857.69/15,423,355.32
  6. Step 6: Final answer
    x = 11,796,629.21

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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.