Home / 27,646,362.77-38,151,996.84-15,423,219.77

Finding the Fourth Proportional to 27,646,362.77, 38,151,996.84 and 15,423,219.77

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Solution

The fourth proportional to 27,646,362.77, 38,151,996.84 and 15,423,219.77 is: 21,284,052.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,646,362.77 : 38,151,996.84 = 15,423,219.77 : x
  2. Step 2: Convert to fraction form
    27,646,362.77/38,151,996.84 = 15,423,219.77/x
  3. Step 3: Cross multiply
    27,646,362.77x = 38,151,996.84 × 15,423,219.77
  4. Step 4: Simplify right side
    27,646,362.77x = 588,426,631,736,905.62
  5. Step 5: Solve for x
    x = 588,426,631,736,905.62/27,646,362.77
  6. Step 6: Final answer
    x = 21,284,052.33

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Double scale
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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.