Home / 31,908,551.70-47,863,801.17-12,477,001.62

Finding the Fourth Proportional to 31,908,551.70, 47,863,801.17 and 12,477,001.62

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Solution

The fourth proportional to 31,908,551.70, 47,863,801.17 and 12,477,001.62 is: 18,715,883.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,908,551.70 : 47,863,801.17 = 12,477,001.62 : x
  2. Step 2: Convert to fraction form
    31,908,551.70/47,863,801.17 = 12,477,001.62/x
  3. Step 3: Cross multiply
    31,908,551.70x = 47,863,801.17 × 12,477,001.62
  4. Step 4: Simplify right side
    31,908,551.70x = 597,196,724,737,447.88
  5. Step 5: Solve for x
    x = 597,196,724,737,447.88/31,908,551.70
  6. Step 6: Final answer
    x = 18,715,883.14

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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.