Home / 28,108,810.60-42,100,230.30-14,629,892.20

Finding the Fourth Proportional to 28,108,810.60, 42,100,230.30 and 14,629,892.20

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Solution

The fourth proportional to 28,108,810.60, 42,100,230.30 and 14,629,892.20 is: 21,912,055.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,108,810.60 : 42,100,230.30 = 14,629,892.20 : x
  2. Step 2: Convert to fraction form
    28,108,810.60/42,100,230.30 = 14,629,892.20/x
  3. Step 3: Cross multiply
    28,108,810.60x = 42,100,230.30 × 14,629,892.20
  4. Step 4: Simplify right side
    28,108,810.60x = 615,921,830,884,173.62
  5. Step 5: Solve for x
    x = 615,921,830,884,173.62/28,108,810.60
  6. Step 6: Final answer
    x = 21,912,055.96

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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.