Home / 20,916,582.04-31,376,680.40-5,770,513.56

Finding the Fourth Proportional to 20,916,582.04, 31,376,680.40 and 5,770,513.56

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Solution

The fourth proportional to 20,916,582.04, 31,376,680.40 and 5,770,513.56 is: 8,656,268.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,916,582.04 : 31,376,680.40 = 5,770,513.56 : x
  2. Step 2: Convert to fraction form
    20,916,582.04/31,376,680.40 = 5,770,513.56/x
  3. Step 3: Cross multiply
    20,916,582.04x = 31,376,680.40 × 5,770,513.56
  4. Step 4: Simplify right side
    20,916,582.04x = 181,059,559,715,986.19
  5. Step 5: Solve for x
    x = 181,059,559,715,986.19/20,916,582.04
  6. Step 6: Final answer
    x = 8,656,268.95

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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.