Home / 9,705,655.80-14,551,485.30-5,447,129.40

Finding the Fourth Proportional to 9,705,655.80, 14,551,485.30 and 5,447,129.40

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Solution

The fourth proportional to 9,705,655.80, 14,551,485.30 and 5,447,129.40 is: 8,166,766.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,705,655.80 : 14,551,485.30 = 5,447,129.40 : x
  2. Step 2: Convert to fraction form
    9,705,655.80/14,551,485.30 = 5,447,129.40/x
  3. Step 3: Cross multiply
    9,705,655.80x = 14,551,485.30 × 5,447,129.40
  4. Step 4: Simplify right side
    9,705,655.80x = 79,263,823,391,297.83
  5. Step 5: Solve for x
    x = 79,263,823,391,297.83/9,705,655.80
  6. Step 6: Final answer
    x = 8,166,766.37

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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.