Home / 20,359,434.33-30,538,882.53-5,006,856.51

Finding the Fourth Proportional to 20,359,434.33, 30,538,882.53 and 5,006,856.51

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Solution

The fourth proportional to 20,359,434.33, 30,538,882.53 and 5,006,856.51 is: 7,510,218.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,359,434.33 : 30,538,882.53 = 5,006,856.51 : x
  2. Step 2: Convert to fraction form
    20,359,434.33/30,538,882.53 = 5,006,856.51/x
  3. Step 3: Cross multiply
    20,359,434.33x = 30,538,882.53 × 5,006,856.51
  4. Step 4: Simplify right side
    20,359,434.33x = 152,903,802,803,455.78
  5. Step 5: Solve for x
    x = 152,903,802,803,455.78/20,359,434.33
  6. Step 6: Final answer
    x = 7,510,218.62

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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.