Home / 8,669,087.20-11,963,208.56-4,748,811.92

Finding the Fourth Proportional to 8,669,087.20, 11,963,208.56 and 4,748,811.92

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Solution

The fourth proportional to 8,669,087.20, 11,963,208.56 and 4,748,811.92 is: 6,553,288.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,669,087.20 : 11,963,208.56 = 4,748,811.92 : x
  2. Step 2: Convert to fraction form
    8,669,087.20/11,963,208.56 = 4,748,811.92/x
  3. Step 3: Cross multiply
    8,669,087.20x = 11,963,208.56 × 4,748,811.92
  4. Step 4: Simplify right side
    8,669,087.20x = 56,811,027,411,174.04
  5. Step 5: Solve for x
    x = 56,811,027,411,174.04/8,669,087.20
  6. Step 6: Final answer
    x = 6,553,288.26

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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.