Home / 38,191,989.56-57,287,423.41-9,438,124.37

Finding the Fourth Proportional to 38,191,989.56, 57,287,423.41 and 9,438,124.37

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Solution

The fourth proportional to 38,191,989.56, 57,287,423.41 and 9,438,124.37 is: 14,157,047.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,191,989.56 : 57,287,423.41 = 9,438,124.37 : x
  2. Step 2: Convert to fraction form
    38,191,989.56/57,287,423.41 = 9,438,124.37/x
  3. Step 3: Cross multiply
    38,191,989.56x = 57,287,423.41 × 9,438,124.37
  4. Step 4: Simplify right side
    38,191,989.56x = 540,685,826,670,397.06
  5. Step 5: Solve for x
    x = 540,685,826,670,397.06/38,191,989.56
  6. Step 6: Final answer
    x = 14,157,047.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.