Home / 15,551,998.80-23,327,998.20-15,402,699.60

Finding the Fourth Proportional to 15,551,998.80, 23,327,998.20 and 15,402,699.60

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Solution

The fourth proportional to 15,551,998.80, 23,327,998.20 and 15,402,699.60 is: 23,104,049.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,551,998.80 : 23,327,998.20 = 15,402,699.60 : x
  2. Step 2: Convert to fraction form
    15,551,998.80/23,327,998.20 = 15,402,699.60/x
  3. Step 3: Cross multiply
    15,551,998.80x = 23,327,998.20 × 15,402,699.60
  4. Step 4: Simplify right side
    15,551,998.80x = 359,314,148,543,940.69
  5. Step 5: Solve for x
    x = 359,314,148,543,940.69/15,551,998.80
  6. Step 6: Final answer
    x = 23,104,049.40

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1.5x scale

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.