Home / 15,796,815.85-21,793,114.02-9,600,864.42

Finding the Fourth Proportional to 15,796,815.85, 21,793,114.02 and 9,600,864.42

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Solution

The fourth proportional to 15,796,815.85, 21,793,114.02 and 9,600,864.42 is: 13,245,247.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,796,815.85 : 21,793,114.02 = 9,600,864.42 : x
  2. Step 2: Convert to fraction form
    15,796,815.85/21,793,114.02 = 9,600,864.42/x
  3. Step 3: Cross multiply
    15,796,815.85x = 21,793,114.02 × 9,600,864.42
  4. Step 4: Simplify right side
    15,796,815.85x = 209,232,732,995,621.16
  5. Step 5: Solve for x
    x = 209,232,732,995,621.16/15,796,815.85
  6. Step 6: Final answer
    x = 13,245,247.33

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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.