Home / 8,977,084.29-12,388,390.34-5,109,605.64

Finding the Fourth Proportional to 8,977,084.29, 12,388,390.34 and 5,109,605.64

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Solution

The fourth proportional to 8,977,084.29, 12,388,390.34 and 5,109,605.64 is: 7,051,263.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,977,084.29 : 12,388,390.34 = 5,109,605.64 : x
  2. Step 2: Convert to fraction form
    8,977,084.29/12,388,390.34 = 5,109,605.64/x
  3. Step 3: Cross multiply
    8,977,084.29x = 12,388,390.34 × 5,109,605.64
  4. Step 4: Simplify right side
    8,977,084.29x = 63,299,789,126,237.49
  5. Step 5: Solve for x
    x = 63,299,789,126,237.49/8,977,084.29
  6. Step 6: Final answer
    x = 7,051,263.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.