Home / 15,554,946.45-21,465,710.10-8,585,622.57

Finding the Fourth Proportional to 15,554,946.45, 21,465,710.10 and 8,585,622.57

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Solution

The fourth proportional to 15,554,946.45, 21,465,710.10 and 8,585,622.57 is: 11,848,095.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,554,946.45 : 21,465,710.10 = 8,585,622.57 : x
  2. Step 2: Convert to fraction form
    15,554,946.45/21,465,710.10 = 8,585,622.57/x
  3. Step 3: Cross multiply
    15,554,946.45x = 21,465,710.10 × 8,585,622.57
  4. Step 4: Simplify right side
    15,554,946.45x = 184,296,485,115,636.97
  5. Step 5: Solve for x
    x = 184,296,485,115,636.97/15,554,946.45
  6. Step 6: Final answer
    x = 11,848,095.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.