Home / 31,336,450.65-47,001,889.59-10,865,712.39

Finding the Fourth Proportional to 31,336,450.65, 47,001,889.59 and 10,865,712.39

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Solution

The fourth proportional to 31,336,450.65, 47,001,889.59 and 10,865,712.39 is: 16,297,602.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,336,450.65 : 47,001,889.59 = 10,865,712.39 : x
  2. Step 2: Convert to fraction form
    31,336,450.65/47,001,889.59 = 10,865,712.39/x
  3. Step 3: Cross multiply
    31,336,450.65x = 47,001,889.59 × 10,865,712.39
  4. Step 4: Simplify right side
    31,336,450.65x = 510,709,014,071,475.06
  5. Step 5: Solve for x
    x = 510,709,014,071,475.06/31,336,450.65
  6. Step 6: Final answer
    x = 16,297,602.42

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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.