Home / 57,806,699.86-79,765,913.88-31,694,346.34

Finding the Fourth Proportional to 57,806,699.86, 79,765,913.88 and 31,694,346.34

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Solution

The fourth proportional to 57,806,699.86, 79,765,913.88 and 31,694,346.34 is: 43,734,177.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,806,699.86 : 79,765,913.88 = 31,694,346.34 : x
  2. Step 2: Convert to fraction form
    57,806,699.86/79,765,913.88 = 31,694,346.34/x
  3. Step 3: Cross multiply
    57,806,699.86x = 79,765,913.88 × 31,694,346.34
  4. Step 4: Simplify right side
    57,806,699.86x = 2,528,128,500,639,333
  5. Step 5: Solve for x
    x = 2,528,128,500,639,333/57,806,699.86
  6. Step 6: Final answer
    x = 43,734,177.99

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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.