Home / 47,888,969.70-71,833,454.55-28,741,347.30

Finding the Fourth Proportional to 47,888,969.70, 71,833,454.55 and 28,741,347.30

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Solution

The fourth proportional to 47,888,969.70, 71,833,454.55 and 28,741,347.30 is: 43,112,020.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,888,969.70 : 71,833,454.55 = 28,741,347.30 : x
  2. Step 2: Convert to fraction form
    47,888,969.70/71,833,454.55 = 28,741,347.30/x
  3. Step 3: Cross multiply
    47,888,969.70x = 71,833,454.55 × 28,741,347.30
  4. Step 4: Simplify right side
    47,888,969.70x = 2,064,590,264,980,315.25
  5. Step 5: Solve for x
    x = 2,064,590,264,980,315.25/47,888,969.70
  6. Step 6: Final answer
    x = 43,112,020.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.