Home / 13,374,756.95-18,462,814.65-9,029,728.62

Finding the Fourth Proportional to 13,374,756.95, 18,462,814.65 and 9,029,728.62

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Solution

The fourth proportional to 13,374,756.95, 18,462,814.65 and 9,029,728.62 is: 12,464,840.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,374,756.95 : 18,462,814.65 = 9,029,728.62 : x
  2. Step 2: Convert to fraction form
    13,374,756.95/18,462,814.65 = 9,029,728.62/x
  3. Step 3: Cross multiply
    13,374,756.95x = 18,462,814.65 × 9,029,728.62
  4. Step 4: Simplify right side
    13,374,756.95x = 166,714,205,850,860.25
  5. Step 5: Solve for x
    x = 166,714,205,850,860.25/13,374,756.95
  6. Step 6: Final answer
    x = 12,464,840.04

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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.