Home / 12,713,953.67-17,545,132.75-6,912,735.41

Finding the Fourth Proportional to 12,713,953.67, 17,545,132.75 and 6,912,735.41

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Solution

The fourth proportional to 12,713,953.67, 17,545,132.75 and 6,912,735.41 is: 9,539,507.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,713,953.67 : 17,545,132.75 = 6,912,735.41 : x
  2. Step 2: Convert to fraction form
    12,713,953.67/17,545,132.75 = 6,912,735.41/x
  3. Step 3: Cross multiply
    12,713,953.67x = 17,545,132.75 × 6,912,735.41
  4. Step 4: Simplify right side
    12,713,953.67x = 121,284,860,466,643.69
  5. Step 5: Solve for x
    x = 121,284,860,466,643.69/12,713,953.67
  6. Step 6: Final answer
    x = 9,539,507.82

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1.5x scale

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.