Home / 9,489,995.51-13,096,200.90-5,139,086.59

Finding the Fourth Proportional to 9,489,995.51, 13,096,200.90 and 5,139,086.59

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Solution

The fourth proportional to 9,489,995.51, 13,096,200.90 and 5,139,086.59 is: 7,091,943.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,489,995.51 : 13,096,200.90 = 5,139,086.59 : x
  2. Step 2: Convert to fraction form
    9,489,995.51/13,096,200.90 = 5,139,086.59/x
  3. Step 3: Cross multiply
    9,489,995.51x = 13,096,200.90 × 5,139,086.59
  4. Step 4: Simplify right side
    9,489,995.51x = 67,302,510,425,135.93
  5. Step 5: Solve for x
    x = 67,302,510,425,135.93/9,489,995.51
  6. Step 6: Final answer
    x = 7,091,943.34

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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.