Home / 13,365,355.48-20,056,467.06-5,688,987.88

Finding the Fourth Proportional to 13,365,355.48, 20,056,467.06 and 5,688,987.88

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Solution

The fourth proportional to 13,365,355.48, 20,056,467.06 and 5,688,987.88 is: 8,537,071.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,365,355.48 : 20,056,467.06 = 5,688,987.88 : x
  2. Step 2: Convert to fraction form
    13,365,355.48/20,056,467.06 = 5,688,987.88/x
  3. Step 3: Cross multiply
    13,365,355.48x = 20,056,467.06 × 5,688,987.88
  4. Step 4: Simplify right side
    13,365,355.48x = 114,100,998,019,959.22
  5. Step 5: Solve for x
    x = 114,100,998,019,959.22/13,365,355.48
  6. Step 6: Final answer
    x = 8,537,071.70

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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.