Home / 38,480,872.21-57,721,308.26-9,727,007.79

Finding the Fourth Proportional to 38,480,872.21, 57,721,308.26 and 9,727,007.79

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Solution

The fourth proportional to 38,480,872.21, 57,721,308.26 and 9,727,007.79 is: 14,590,511.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,480,872.21 : 57,721,308.26 = 9,727,007.79 : x
  2. Step 2: Convert to fraction form
    38,480,872.21/57,721,308.26 = 9,727,007.79/x
  3. Step 3: Cross multiply
    38,480,872.21x = 57,721,308.26 × 9,727,007.79
  4. Step 4: Simplify right side
    38,480,872.21x = 561,455,615,094,011.25
  5. Step 5: Solve for x
    x = 561,455,615,094,011.25/38,480,872.21
  6. Step 6: Final answer
    x = 14,590,511.67

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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.