Home / 14,669,538.54-20,246,068.36-8,789,406.30

Finding the Fourth Proportional to 14,669,538.54, 20,246,068.36 and 8,789,406.30

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Solution

The fourth proportional to 14,669,538.54, 20,246,068.36 and 8,789,406.30 is: 12,130,642.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,669,538.54 : 20,246,068.36 = 8,789,406.30 : x
  2. Step 2: Convert to fraction form
    14,669,538.54/20,246,068.36 = 8,789,406.30/x
  3. Step 3: Cross multiply
    14,669,538.54x = 20,246,068.36 × 8,789,406.30
  4. Step 4: Simplify right side
    14,669,538.54x = 177,950,920,793,614.69
  5. Step 5: Solve for x
    x = 177,950,920,793,614.69/14,669,538.54
  6. Step 6: Final answer
    x = 12,130,642.03

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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.