Home / 14,498,142.70-20,006,924.77-7,971,726.46

Finding the Fourth Proportional to 14,498,142.70, 20,006,924.77 and 7,971,726.46

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Solution

The fourth proportional to 14,498,142.70, 20,006,924.77 and 7,971,726.46 is: 11,000,700.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,498,142.70 : 20,006,924.77 = 7,971,726.46 : x
  2. Step 2: Convert to fraction form
    14,498,142.70/20,006,924.77 = 7,971,726.46/x
  3. Step 3: Cross multiply
    14,498,142.70x = 20,006,924.77 × 7,971,726.46
  4. Step 4: Simplify right side
    14,498,142.70x = 159,489,731,572,238.41
  5. Step 5: Solve for x
    x = 159,489,731,572,238.41/14,498,142.70
  6. Step 6: Final answer
    x = 11,000,700.91

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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.