Home / 51,268,126.74-70,750,037.31-28,063,386.06

Finding the Fourth Proportional to 51,268,126.74, 70,750,037.31 and 28,063,386.06

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Solution

The fourth proportional to 51,268,126.74, 70,750,037.31 and 28,063,386.06 is: 38,727,485.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,268,126.74 : 70,750,037.31 = 28,063,386.06 : x
  2. Step 2: Convert to fraction form
    51,268,126.74/70,750,037.31 = 28,063,386.06/x
  3. Step 3: Cross multiply
    51,268,126.74x = 70,750,037.31 × 28,063,386.06
  4. Step 4: Simplify right side
    51,268,126.74x = 1,985,485,610,789,933.75
  5. Step 5: Solve for x
    x = 1,985,485,610,789,933.75/51,268,126.74
  6. Step 6: Final answer
    x = 38,727,485.03

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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.