Home / 19,919,725.86-27,488,848.38-12,184,199.94

Finding the Fourth Proportional to 19,919,725.86, 27,488,848.38 and 12,184,199.94

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Solution

The fourth proportional to 19,919,725.86, 27,488,848.38 and 12,184,199.94 is: 16,813,967.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,919,725.86 : 27,488,848.38 = 12,184,199.94 : x
  2. Step 2: Convert to fraction form
    19,919,725.86/27,488,848.38 = 12,184,199.94/x
  3. Step 3: Cross multiply
    19,919,725.86x = 27,488,848.38 × 12,184,199.94
  4. Step 4: Simplify right side
    19,919,725.86x = 334,929,624,782,265.06
  5. Step 5: Solve for x
    x = 334,929,624,782,265.06/19,919,725.86
  6. Step 6: Final answer
    x = 16,813,967.58

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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.