Home / 34,698,689.08-51,991,253.63-21,010,376.36

Finding the Fourth Proportional to 34,698,689.08, 51,991,253.63 and 21,010,376.36

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Solution

The fourth proportional to 34,698,689.08, 51,991,253.63 and 21,010,376.36 is: 31,481,183.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,698,689.08 : 51,991,253.63 = 21,010,376.36 : x
  2. Step 2: Convert to fraction form
    34,698,689.08/51,991,253.63 = 21,010,376.36/x
  3. Step 3: Cross multiply
    34,698,689.08x = 51,991,253.63 × 21,010,376.36
  4. Step 4: Simplify right side
    34,698,689.08x = 1,092,355,806,298,231.38
  5. Step 5: Solve for x
    x = 1,092,355,806,298,231.38/34,698,689.08
  6. Step 6: Final answer
    x = 31,481,183.74

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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.