Home / 28,222,488.52-42,320,038.38-16,554,047.56

Finding the Fourth Proportional to 28,222,488.52, 42,320,038.38 and 16,554,047.56

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Solution

The fourth proportional to 28,222,488.52, 42,320,038.38 and 16,554,047.56 is: 24,823,038.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,222,488.52 : 42,320,038.38 = 16,554,047.56 : x
  2. Step 2: Convert to fraction form
    28,222,488.52/42,320,038.38 = 16,554,047.56/x
  3. Step 3: Cross multiply
    28,222,488.52x = 42,320,038.38 × 16,554,047.56
  4. Step 4: Simplify right side
    28,222,488.52x = 700,567,928,083,545.38
  5. Step 5: Solve for x
    x = 700,567,928,083,545.38/28,222,488.52
  6. Step 6: Final answer
    x = 24,823,038.82

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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.