Home / 18,475,563.14-25,495,246.78-10,215,129.27

Finding the Fourth Proportional to 18,475,563.14, 25,495,246.78 and 10,215,129.27

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Solution

The fourth proportional to 18,475,563.14, 25,495,246.78 and 10,215,129.27 is: 14,096,308.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,475,563.14 : 25,495,246.78 = 10,215,129.27 : x
  2. Step 2: Convert to fraction form
    18,475,563.14/25,495,246.78 = 10,215,129.27/x
  3. Step 3: Cross multiply
    18,475,563.14x = 25,495,246.78 × 10,215,129.27
  4. Step 4: Simplify right side
    18,475,563.14x = 260,437,241,602,713.41
  5. Step 5: Solve for x
    x = 260,437,241,602,713.41/18,475,563.14
  6. Step 6: Final answer
    x = 14,096,308.71

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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.