Home / 30,563,131.39-42,200,795.16-23,487,517.12

Finding the Fourth Proportional to 30,563,131.39, 42,200,795.16 and 23,487,517.12

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Solution

The fourth proportional to 30,563,131.39, 42,200,795.16 and 23,487,517.12 is: 32,430,966.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,563,131.39 : 42,200,795.16 = 23,487,517.12 : x
  2. Step 2: Convert to fraction form
    30,563,131.39/42,200,795.16 = 23,487,517.12/x
  3. Step 3: Cross multiply
    30,563,131.39x = 42,200,795.16 × 23,487,517.12
  4. Step 4: Simplify right side
    30,563,131.39x = 991,191,898,798,113.12
  5. Step 5: Solve for x
    x = 991,191,898,798,113.12/30,563,131.39
  6. Step 6: Final answer
    x = 32,430,966.78

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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.