Home / 31,006,534.20-46,509,801.30-15,889,990.20

Finding the Fourth Proportional to 31,006,534.20, 46,509,801.30 and 15,889,990.20

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Solution

The fourth proportional to 31,006,534.20, 46,509,801.30 and 15,889,990.20 is: 23,834,985.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,006,534.20 : 46,509,801.30 = 15,889,990.20 : x
  2. Step 2: Convert to fraction form
    31,006,534.20/46,509,801.30 = 15,889,990.20/x
  3. Step 3: Cross multiply
    31,006,534.20x = 46,509,801.30 × 15,889,990.20
  4. Step 4: Simplify right side
    31,006,534.20x = 739,040,286,860,947.12
  5. Step 5: Solve for x
    x = 739,040,286,860,947.12/31,006,534.20
  6. Step 6: Final answer
    x = 23,834,985.30

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Similar ratio
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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.