Home / 43,985,411.70-66,009,610.35-18,444,750.90

Finding the Fourth Proportional to 43,985,411.70, 66,009,610.35 and 18,444,750.90

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Solution

The fourth proportional to 43,985,411.70, 66,009,610.35 and 18,444,750.90 is: 27,680,332.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,985,411.70 : 66,009,610.35 = 18,444,750.90 : x
  2. Step 2: Convert to fraction form
    43,985,411.70/66,009,610.35 = 18,444,750.90/x
  3. Step 3: Cross multiply
    43,985,411.70x = 66,009,610.35 × 18,444,750.90
  4. Step 4: Simplify right side
    43,985,411.70x = 1,217,530,819,911,811.75
  5. Step 5: Solve for x
    x = 1,217,530,819,911,811.75/43,985,411.70
  6. Step 6: Final answer
    x = 27,680,332.48

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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.