Home / 10,620,188.40-14,650,554.12-6,704,796.83

Finding the Fourth Proportional to 10,620,188.40, 14,650,554.12 and 6,704,796.83

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Solution

The fourth proportional to 10,620,188.40, 14,650,554.12 and 6,704,796.83 is: 9,249,269.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,620,188.40 : 14,650,554.12 = 6,704,796.83 : x
  2. Step 2: Convert to fraction form
    10,620,188.40/14,650,554.12 = 6,704,796.83/x
  3. Step 3: Cross multiply
    10,620,188.40x = 14,650,554.12 × 6,704,796.83
  4. Step 4: Simplify right side
    10,620,188.40x = 98,228,988,821,519.44
  5. Step 5: Solve for x
    x = 98,228,988,821,519.44/10,620,188.40
  6. Step 6: Final answer
    x = 9,249,269.89

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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.