Home / 8,986,553.80-13,479,830.70-3,932,499.40

Finding the Fourth Proportional to 8,986,553.80, 13,479,830.70 and 3,932,499.40

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Solution

The fourth proportional to 8,986,553.80, 13,479,830.70 and 3,932,499.40 is: 5,898,749.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,986,553.80 : 13,479,830.70 = 3,932,499.40 : x
  2. Step 2: Convert to fraction form
    8,986,553.80/13,479,830.70 = 3,932,499.40/x
  3. Step 3: Cross multiply
    8,986,553.80x = 13,479,830.70 × 3,932,499.40
  4. Step 4: Simplify right side
    8,986,553.80x = 53,009,426,139,851.58
  5. Step 5: Solve for x
    x = 53,009,426,139,851.58/8,986,553.80
  6. Step 6: Final answer
    x = 5,898,749.10

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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.