Home / 12,713,941.37-17,545,032.38-6,912,869.19

Finding the Fourth Proportional to 12,713,941.37, 17,545,032.38 and 6,912,869.19

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Solution

The fourth proportional to 12,713,941.37, 17,545,032.38 and 6,912,869.19 is: 9,539,647.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,713,941.37 : 17,545,032.38 = 6,912,869.19 : x
  2. Step 2: Convert to fraction form
    12,713,941.37/17,545,032.38 = 6,912,869.19/x
  3. Step 3: Cross multiply
    12,713,941.37x = 17,545,032.38 × 6,912,869.19
  4. Step 4: Simplify right side
    12,713,941.37x = 121,286,513,777,254.38
  5. Step 5: Solve for x
    x = 121,286,513,777,254.38/12,713,941.37
  6. Step 6: Final answer
    x = 9,539,647.09

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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.