Home / 31,762,307.10-47,622,552.89-20,946,629.82

Finding the Fourth Proportional to 31,762,307.10, 47,622,552.89 and 20,946,629.82

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Solution

The fourth proportional to 31,762,307.10, 47,622,552.89 and 20,946,629.82 is: 31,406,156.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,762,307.10 : 47,622,552.89 = 20,946,629.82 : x
  2. Step 2: Convert to fraction form
    31,762,307.10/47,622,552.89 = 20,946,629.82/x
  3. Step 3: Cross multiply
    31,762,307.10x = 47,622,552.89 × 20,946,629.82
  4. Step 4: Simplify right side
    31,762,307.10x = 997,531,986,365,468
  5. Step 5: Solve for x
    x = 997,531,986,365,468/31,762,307.10
  6. Step 6: Final answer
    x = 31,406,156.46

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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.