Home / 51,274,998.86-70,759,501.90-28,070,125.82

Finding the Fourth Proportional to 51,274,998.86, 70,759,501.90 and 28,070,125.82

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Solution

The fourth proportional to 51,274,998.86, 70,759,501.90 and 28,070,125.82 is: 38,736,775.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,274,998.86 : 70,759,501.90 = 28,070,125.82 : x
  2. Step 2: Convert to fraction form
    51,274,998.86/70,759,501.90 = 28,070,125.82/x
  3. Step 3: Cross multiply
    51,274,998.86x = 70,759,501.90 × 28,070,125.82
  4. Step 4: Simplify right side
    51,274,998.86x = 1,986,228,121,293,529.25
  5. Step 5: Solve for x
    x = 1,986,228,121,293,529.25/51,274,998.86
  6. Step 6: Final answer
    x = 38,736,775.53

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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.