Home / 69,794,862.30-104,739,532.65-31,436,631.90

Finding the Fourth Proportional to 69,794,862.30, 104,739,532.65 and 31,436,631.90

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Solution

The fourth proportional to 69,794,862.30, 104,739,532.65 and 31,436,631.90 is: 47,176,225.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,794,862.30 : 104,739,532.65 = 31,436,631.90 : x
  2. Step 2: Convert to fraction form
    69,794,862.30/104,739,532.65 = 31,436,631.90/x
  3. Step 3: Cross multiply
    69,794,862.30x = 104,739,532.65 × 31,436,631.90
  4. Step 4: Simplify right side
    69,794,862.30x = 3,292,658,133,296,081.50
  5. Step 5: Solve for x
    x = 3,292,658,133,296,081.50/69,794,862.30
  6. Step 6: Final answer
    x = 47,176,225.08

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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.