Home / 19,919,726.86-27,488,849.76-12,184,200.94

Finding the Fourth Proportional to 19,919,726.86, 27,488,849.76 and 12,184,200.94

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Solution

The fourth proportional to 19,919,726.86, 27,488,849.76 and 12,184,200.94 is: 16,813,968.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,919,726.86 : 27,488,849.76 = 12,184,200.94 : x
  2. Step 2: Convert to fraction form
    19,919,726.86/27,488,849.76 = 12,184,200.94/x
  3. Step 3: Cross multiply
    19,919,726.86x = 27,488,849.76 × 12,184,200.94
  4. Step 4: Simplify right side
    19,919,726.86x = 334,929,669,085,310.75
  5. Step 5: Solve for x
    x = 334,929,669,085,310.75/19,919,726.86
  6. Step 6: Final answer
    x = 16,813,968.96

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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.