Home / 11,247,089.60-16,872,016.80-3,671,998.40

Finding the Fourth Proportional to 11,247,089.60, 16,872,016.80 and 3,671,998.40

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Solution

The fourth proportional to 11,247,089.60, 16,872,016.80 and 3,671,998.40 is: 5,508,448.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,247,089.60 : 16,872,016.80 = 3,671,998.40 : x
  2. Step 2: Convert to fraction form
    11,247,089.60/16,872,016.80 = 3,671,998.40/x
  3. Step 3: Cross multiply
    11,247,089.60x = 16,872,016.80 × 3,671,998.40
  4. Step 4: Simplify right side
    11,247,089.60x = 61,954,018,694,373.12
  5. Step 5: Solve for x
    x = 61,954,018,694,373.12/11,247,089.60
  6. Step 6: Final answer
    x = 5,508,448.93

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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.