Home / 47,668,848.84-71,472,502.08-20,392,934.76

Finding the Fourth Proportional to 47,668,848.84, 71,472,502.08 and 20,392,934.76

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Solution

The fourth proportional to 47,668,848.84, 71,472,502.08 and 20,392,934.76 is: 30,576,238.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,668,848.84 : 71,472,502.08 = 20,392,934.76 : x
  2. Step 2: Convert to fraction form
    47,668,848.84/71,472,502.08 = 20,392,934.76/x
  3. Step 3: Cross multiply
    47,668,848.84x = 71,472,502.08 × 20,392,934.76
  4. Step 4: Simplify right side
    47,668,848.84x = 1,457,534,072,051,404.50
  5. Step 5: Solve for x
    x = 1,457,534,072,051,404.50/47,668,848.84
  6. Step 6: Final answer
    x = 30,576,238.10

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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.