Home / 43,320,438.50-64,966,930.58-14,167,540.76

Finding the Fourth Proportional to 43,320,438.50, 64,966,930.58 and 14,167,540.76

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Solution

The fourth proportional to 43,320,438.50, 64,966,930.58 and 14,167,540.76 is: 21,246,821.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,320,438.50 : 64,966,930.58 = 14,167,540.76 : x
  2. Step 2: Convert to fraction form
    43,320,438.50/64,966,930.58 = 14,167,540.76/x
  3. Step 3: Cross multiply
    43,320,438.50x = 64,966,930.58 × 14,167,540.76
  4. Step 4: Simplify right side
    43,320,438.50x = 920,421,637,044,240.38
  5. Step 5: Solve for x
    x = 920,421,637,044,240.38/43,320,438.50
  6. Step 6: Final answer
    x = 21,246,821.80

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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.