Home / 50,092,968.39-75,087,009.57-20,963,496.98

Finding the Fourth Proportional to 50,092,968.39, 75,087,009.57 and 20,963,496.98

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Solution

The fourth proportional to 50,092,968.39, 75,087,009.57 and 20,963,496.98 is: 31,423,298.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,092,968.39 : 75,087,009.57 = 20,963,496.98 : x
  2. Step 2: Convert to fraction form
    50,092,968.39/75,087,009.57 = 20,963,496.98/x
  3. Step 3: Cross multiply
    50,092,968.39x = 75,087,009.57 × 20,963,496.98
  4. Step 4: Simplify right side
    50,092,968.39x = 1,574,086,297,982,491
  5. Step 5: Solve for x
    x = 1,574,086,297,982,491/50,092,968.39
  6. Step 6: Final answer
    x = 31,423,298.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.