Home / 20,735,384.46-31,101,914.16-6,358,412.88

Finding the Fourth Proportional to 20,735,384.46, 31,101,914.16 and 6,358,412.88

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Solution

The fourth proportional to 20,735,384.46, 31,101,914.16 and 6,358,412.88 is: 9,537,262.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,735,384.46 : 31,101,914.16 = 6,358,412.88 : x
  2. Step 2: Convert to fraction form
    20,735,384.46/31,101,914.16 = 6,358,412.88/x
  3. Step 3: Cross multiply
    20,735,384.46x = 31,101,914.16 × 6,358,412.88
  4. Step 4: Simplify right side
    20,735,384.46x = 197,758,811,587,598.38
  5. Step 5: Solve for x
    x = 197,758,811,587,598.38/20,735,384.46
  6. Step 6: Final answer
    x = 9,537,262.84

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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.