Home / 38,979,121.92-53,806,665.60-26,423,059.20

Finding the Fourth Proportional to 38,979,121.92, 53,806,665.60 and 26,423,059.20

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Solution

The fourth proportional to 38,979,121.92, 53,806,665.60 and 26,423,059.20 is: 36,474,313.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,979,121.92 : 53,806,665.60 = 26,423,059.20 : x
  2. Step 2: Convert to fraction form
    38,979,121.92/53,806,665.60 = 26,423,059.20/x
  3. Step 3: Cross multiply
    38,979,121.92x = 53,806,665.60 × 26,423,059.20
  4. Step 4: Simplify right side
    38,979,121.92x = 1,421,736,710,503,403.50
  5. Step 5: Solve for x
    x = 1,421,736,710,503,403.50/38,979,121.92
  6. Step 6: Final answer
    x = 36,474,313.44

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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.