Home / 51,550,425.60-71,138,222.28-28,028,220

Finding the Fourth Proportional to 51,550,425.60, 71,138,222.28 and 28,028,220

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Solution

The fourth proportional to 51,550,425.60, 71,138,222.28 and 28,028,220 is: 38,678,201.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,550,425.60 : 71,138,222.28 = 28,028,220 : x
  2. Step 2: Convert to fraction form
    51,550,425.60/71,138,222.28 = 28,028,220/x
  3. Step 3: Cross multiply
    51,550,425.60x = 71,138,222.28 × 28,028,220
  4. Step 4: Simplify right side
    51,550,425.60x = 1,993,877,744,472,741.75
  5. Step 5: Solve for x
    x = 1,993,877,744,472,741.75/51,550,425.60
  6. Step 6: Final answer
    x = 38,678,201.42

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1.5x scale

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.