Home / 51,981,784.03-71,732,020.02-28,455,769.63

Finding the Fourth Proportional to 51,981,784.03, 71,732,020.02 and 28,455,769.63

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Solution

The fourth proportional to 51,981,784.03, 71,732,020.02 and 28,455,769.63 is: 39,267,406.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,981,784.03 : 71,732,020.02 = 28,455,769.63 : x
  2. Step 2: Convert to fraction form
    51,981,784.03/71,732,020.02 = 28,455,769.63/x
  3. Step 3: Cross multiply
    51,981,784.03x = 71,732,020.02 × 28,455,769.63
  4. Step 4: Simplify right side
    51,981,784.03x = 2,041,189,836,854,807.25
  5. Step 5: Solve for x
    x = 2,041,189,836,854,807.25/51,981,784.03
  6. Step 6: Final answer
    x = 39,267,406.36

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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.