Home / 15,283,821.56-21,094,685.42-8,761,826.70

Finding the Fourth Proportional to 15,283,821.56, 21,094,685.42 and 8,761,826.70

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Solution

The fourth proportional to 15,283,821.56, 21,094,685.42 and 8,761,826.70 is: 12,093,047.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,283,821.56 : 21,094,685.42 = 8,761,826.70 : x
  2. Step 2: Convert to fraction form
    15,283,821.56/21,094,685.42 = 8,761,826.70/x
  3. Step 3: Cross multiply
    15,283,821.56x = 21,094,685.42 × 8,761,826.70
  4. Step 4: Simplify right side
    15,283,821.56x = 184,827,977,897,247.56
  5. Step 5: Solve for x
    x = 184,827,977,897,247.56/15,283,821.56
  6. Step 6: Final answer
    x = 12,093,047.36

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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.