Home / 51,365,218.37-70,888,462.65-28,164,829.41

Finding the Fourth Proportional to 51,365,218.37, 70,888,462.65 and 28,164,829.41

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Solution

The fourth proportional to 51,365,218.37, 70,888,462.65 and 28,164,829.41 is: 38,869,910.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,365,218.37 : 70,888,462.65 = 28,164,829.41 : x
  2. Step 2: Convert to fraction form
    51,365,218.37/70,888,462.65 = 28,164,829.41/x
  3. Step 3: Cross multiply
    51,365,218.37x = 70,888,462.65 × 28,164,829.41
  4. Step 4: Simplify right side
    51,365,218.37x = 1,996,561,457,674,406.75
  5. Step 5: Solve for x
    x = 1,996,561,457,674,406.75/51,365,218.37
  6. Step 6: Final answer
    x = 38,869,910.83

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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.