Home / 52,148,032.12-71,973,190.50-30,117,571.96

Finding the Fourth Proportional to 52,148,032.12, 71,973,190.50 and 30,117,571.96

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Solution

The fourth proportional to 52,148,032.12, 71,973,190.50 and 30,117,571.96 is: 41,567,392.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,148,032.12 : 71,973,190.50 = 30,117,571.96 : x
  2. Step 2: Convert to fraction form
    52,148,032.12/71,973,190.50 = 30,117,571.96/x
  3. Step 3: Cross multiply
    52,148,032.12x = 71,973,190.50 × 30,117,571.96
  4. Step 4: Simplify right side
    52,148,032.12x = 2,167,657,744,074,538.50
  5. Step 5: Solve for x
    x = 2,167,657,744,074,538.50/52,148,032.12
  6. Step 6: Final answer
    x = 41,567,392.98

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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.