Home / 37,031,611.50-51,104,151.45-21,350,325.78

Finding the Fourth Proportional to 37,031,611.50, 51,104,151.45 and 21,350,325.78

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Solution

The fourth proportional to 37,031,611.50, 51,104,151.45 and 21,350,325.78 is: 29,463,753.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,031,611.50 : 51,104,151.45 = 21,350,325.78 : x
  2. Step 2: Convert to fraction form
    37,031,611.50/51,104,151.45 = 21,350,325.78/x
  3. Step 3: Cross multiply
    37,031,611.50x = 51,104,151.45 × 21,350,325.78
  4. Step 4: Simplify right side
    37,031,611.50x = 1,091,090,282,167,959.50
  5. Step 5: Solve for x
    x = 1,091,090,282,167,959.50/37,031,611.50
  6. Step 6: Final answer
    x = 29,463,753.75

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1.5x scale

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.