Home / 18,438,824.10-25,444,910.34-10,178,709

Finding the Fourth Proportional to 18,438,824.10, 25,444,910.34 and 10,178,709

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Solution

The fourth proportional to 18,438,824.10, 25,444,910.34 and 10,178,709 is: 14,046,250.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,438,824.10 : 25,444,910.34 = 10,178,709 : x
  2. Step 2: Convert to fraction form
    18,438,824.10/25,444,910.34 = 10,178,709/x
  3. Step 3: Cross multiply
    18,438,824.10x = 25,444,910.34 × 10,178,709
  4. Step 4: Simplify right side
    18,438,824.10x = 258,996,337,881,951.06
  5. Step 5: Solve for x
    x = 258,996,337,881,951.06/18,438,824.10
  6. Step 6: Final answer
    x = 14,046,250.26

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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.