Home / 20,359,461.24-30,538,923.12-5,006,883.60

Finding the Fourth Proportional to 20,359,461.24, 30,538,923.12 and 5,006,883.60

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Solution

The fourth proportional to 20,359,461.24, 30,538,923.12 and 5,006,883.60 is: 7,510,259.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,359,461.24 : 30,538,923.12 = 5,006,883.60 : x
  2. Step 2: Convert to fraction form
    20,359,461.24/30,538,923.12 = 5,006,883.60/x
  3. Step 3: Cross multiply
    20,359,461.24x = 30,538,923.12 × 5,006,883.60
  4. Step 4: Simplify right side
    20,359,461.24x = 152,904,833,331,188.81
  5. Step 5: Solve for x
    x = 152,904,833,331,188.81/20,359,461.24
  6. Step 6: Final answer
    x = 7,510,259.31

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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.