Home / 25,429,735.38-38,141,009.94-8,155,691.31

Finding the Fourth Proportional to 25,429,735.38, 38,141,009.94 and 8,155,691.31

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Solution

The fourth proportional to 25,429,735.38, 38,141,009.94 and 8,155,691.31 is: 12,232,384.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,429,735.38 : 38,141,009.94 = 8,155,691.31 : x
  2. Step 2: Convert to fraction form
    25,429,735.38/38,141,009.94 = 8,155,691.31/x
  3. Step 3: Cross multiply
    25,429,735.38x = 38,141,009.94 × 8,155,691.31
  4. Step 4: Simplify right side
    25,429,735.38x = 311,066,303,322,281.56
  5. Step 5: Solve for x
    x = 311,066,303,322,281.56/25,429,735.38
  6. Step 6: Final answer
    x = 12,232,384.60

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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.