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Finding the Fourth Proportional to 32,602,434.30, 48,903,651.45 and 17,485,890.30

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Solution

The fourth proportional to 32,602,434.30, 48,903,651.45 and 17,485,890.30 is: 26,228,835.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,602,434.30 : 48,903,651.45 = 17,485,890.30 : x
  2. Step 2: Convert to fraction form
    32,602,434.30/48,903,651.45 = 17,485,890.30/x
  3. Step 3: Cross multiply
    32,602,434.30x = 48,903,651.45 × 17,485,890.30
  4. Step 4: Simplify right side
    32,602,434.30x = 855,123,884,524,136
  5. Step 5: Solve for x
    x = 855,123,884,524,136/32,602,434.30
  6. Step 6: Final answer
    x = 26,228,835.45

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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.