Home / 25,423,919.52-38,152,675.40-11,961,797.28

Finding the Fourth Proportional to 25,423,919.52, 38,152,675.40 and 11,961,797.28

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Solution

The fourth proportional to 25,423,919.52, 38,152,675.40 and 11,961,797.28 is: 17,950,598.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,423,919.52 : 38,152,675.40 = 11,961,797.28 : x
  2. Step 2: Convert to fraction form
    25,423,919.52/38,152,675.40 = 11,961,797.28/x
  3. Step 3: Cross multiply
    25,423,919.52x = 38,152,675.40 × 11,961,797.28
  4. Step 4: Simplify right side
    25,423,919.52x = 456,374,568,824,442.88
  5. Step 5: Solve for x
    x = 456,374,568,824,442.88/25,423,919.52
  6. Step 6: Final answer
    x = 17,950,598.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.