Home / 13,860,886.16-20,794,871.64-5,338,934.48

Finding the Fourth Proportional to 13,860,886.16, 20,794,871.64 and 5,338,934.48

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Solution

The fourth proportional to 13,860,886.16, 20,794,871.64 and 5,338,934.48 is: 8,009,766.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,860,886.16 : 20,794,871.64 = 5,338,934.48 : x
  2. Step 2: Convert to fraction form
    13,860,886.16/20,794,871.64 = 5,338,934.48/x
  3. Step 3: Cross multiply
    13,860,886.16x = 20,794,871.64 × 5,338,934.48
  4. Step 4: Simplify right side
    13,860,886.16x = 111,022,457,205,970.16
  5. Step 5: Solve for x
    x = 111,022,457,205,970.16/13,860,886.16
  6. Step 6: Final answer
    x = 8,009,766.18

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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.