Home / 27,056,288.90-37,313,570.44-21,097,172.77

Finding the Fourth Proportional to 27,056,288.90, 37,313,570.44 and 21,097,172.77

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Solution

The fourth proportional to 27,056,288.90, 37,313,570.44 and 21,097,172.77 is: 29,095,299.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,056,288.90 : 37,313,570.44 = 21,097,172.77 : x
  2. Step 2: Convert to fraction form
    27,056,288.90/37,313,570.44 = 21,097,172.77/x
  3. Step 3: Cross multiply
    27,056,288.90x = 37,313,570.44 × 21,097,172.77
  4. Step 4: Simplify right side
    27,056,288.90x = 787,210,842,171,332.38
  5. Step 5: Solve for x
    x = 787,210,842,171,332.38/27,056,288.90
  6. Step 6: Final answer
    x = 29,095,299.99

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1.5x scale

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.