Home / 18,996,875.78-26,215,710.78-10,295,047.94

Finding the Fourth Proportional to 18,996,875.78, 26,215,710.78 and 10,295,047.94

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Solution

The fourth proportional to 18,996,875.78, 26,215,710.78 and 10,295,047.94 is: 14,207,178.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,996,875.78 : 26,215,710.78 = 10,295,047.94 : x
  2. Step 2: Convert to fraction form
    18,996,875.78/26,215,710.78 = 10,295,047.94/x
  3. Step 3: Cross multiply
    18,996,875.78x = 26,215,710.78 × 10,295,047.94
  4. Step 4: Simplify right side
    18,996,875.78x = 269,891,999,261,274.78
  5. Step 5: Solve for x
    x = 269,891,999,261,274.78/18,996,875.78
  6. Step 6: Final answer
    x = 14,207,178.19

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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.