Home / 14,503,624.29-20,015,380.23-7,977,425.06

Finding the Fourth Proportional to 14,503,624.29, 20,015,380.23 and 7,977,425.06

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Solution

The fourth proportional to 14,503,624.29, 20,015,380.23 and 7,977,425.06 is: 11,009,054.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,503,624.29 : 20,015,380.23 = 7,977,425.06 : x
  2. Step 2: Convert to fraction form
    14,503,624.29/20,015,380.23 = 7,977,425.06/x
  3. Step 3: Cross multiply
    14,503,624.29x = 20,015,380.23 × 7,977,425.06
  4. Step 4: Simplify right side
    14,503,624.29x = 159,671,195,852,353.69
  5. Step 5: Solve for x
    x = 159,671,195,852,353.69/14,503,624.29
  6. Step 6: Final answer
    x = 11,009,054.89

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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.