Home / 15,248,427.19-21,042,977.14-8,373,056.87

Finding the Fourth Proportional to 15,248,427.19, 21,042,977.14 and 8,373,056.87

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Solution

The fourth proportional to 15,248,427.19, 21,042,977.14 and 8,373,056.87 is: 11,554,899.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,248,427.19 : 21,042,977.14 = 8,373,056.87 : x
  2. Step 2: Convert to fraction form
    15,248,427.19/21,042,977.14 = 8,373,056.87/x
  3. Step 3: Cross multiply
    15,248,427.19x = 21,042,977.14 × 8,373,056.87
  4. Step 4: Simplify right side
    15,248,427.19x = 176,194,044,370,403.69
  5. Step 5: Solve for x
    x = 176,194,044,370,403.69/15,248,427.19
  6. Step 6: Final answer
    x = 11,554,899.54

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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.