Home / 34,427,818.50-47,510,389.53-18,957,866.28

Finding the Fourth Proportional to 34,427,818.50, 47,510,389.53 and 18,957,866.28

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Solution

The fourth proportional to 34,427,818.50, 47,510,389.53 and 18,957,866.28 is: 26,161,855.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,427,818.50 : 47,510,389.53 = 18,957,866.28 : x
  2. Step 2: Convert to fraction form
    34,427,818.50/47,510,389.53 = 18,957,866.28/x
  3. Step 3: Cross multiply
    34,427,818.50x = 47,510,389.53 × 18,957,866.28
  4. Step 4: Simplify right side
    34,427,818.50x = 900,695,611,620,452.12
  5. Step 5: Solve for x
    x = 900,695,611,620,452.12/34,427,818.50
  6. Step 6: Final answer
    x = 26,161,855.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.