Home / 13,736,872.48-20,605,308.72-4,761,424.48

Finding the Fourth Proportional to 13,736,872.48, 20,605,308.72 and 4,761,424.48

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Solution

The fourth proportional to 13,736,872.48, 20,605,308.72 and 4,761,424.48 is: 7,142,136.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,736,872.48 : 20,605,308.72 = 4,761,424.48 : x
  2. Step 2: Convert to fraction form
    13,736,872.48/20,605,308.72 = 4,761,424.48/x
  3. Step 3: Cross multiply
    13,736,872.48x = 20,605,308.72 × 4,761,424.48
  4. Step 4: Simplify right side
    13,736,872.48x = 98,110,621,357,365.47
  5. Step 5: Solve for x
    x = 98,110,621,357,365.47/13,736,872.48
  6. Step 6: Final answer
    x = 7,142,136.72

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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.