Home / 8,420,044.04-11,619,637.60-4,698,835.28

Finding the Fourth Proportional to 8,420,044.04, 11,619,637.60 and 4,698,835.28

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Solution

The fourth proportional to 8,420,044.04, 11,619,637.60 and 4,698,835.28 is: 6,484,379.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,420,044.04 : 11,619,637.60 = 4,698,835.28 : x
  2. Step 2: Convert to fraction form
    8,420,044.04/11,619,637.60 = 4,698,835.28/x
  3. Step 3: Cross multiply
    8,420,044.04x = 11,619,637.60 × 4,698,835.28
  4. Step 4: Simplify right side
    8,420,044.04x = 54,598,763,087,043.52
  5. Step 5: Solve for x
    x = 54,598,763,087,043.52/8,420,044.04
  6. Step 6: Final answer
    x = 6,484,379.75

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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.