Home / 28,467,281.16-39,284,901.29-15,908,335.58

Finding the Fourth Proportional to 28,467,281.16, 39,284,901.29 and 15,908,335.58

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Solution

The fourth proportional to 28,467,281.16, 39,284,901.29 and 15,908,335.58 is: 21,953,532.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,467,281.16 : 39,284,901.29 = 15,908,335.58 : x
  2. Step 2: Convert to fraction form
    28,467,281.16/39,284,901.29 = 15,908,335.58/x
  3. Step 3: Cross multiply
    28,467,281.16x = 39,284,901.29 × 15,908,335.58
  4. Step 4: Simplify right side
    28,467,281.16x = 624,957,393,086,477.88
  5. Step 5: Solve for x
    x = 624,957,393,086,477.88/28,467,281.16
  6. Step 6: Final answer
    x = 21,953,532.88

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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.