Home / 11,689,460.15-16,131,953.20-6,532,821.55

Finding the Fourth Proportional to 11,689,460.15, 16,131,953.20 and 6,532,821.55

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Solution

The fourth proportional to 11,689,460.15, 16,131,953.20 and 6,532,821.55 is: 9,015,572.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,689,460.15 : 16,131,953.20 = 6,532,821.55 : x
  2. Step 2: Convert to fraction form
    11,689,460.15/16,131,953.20 = 6,532,821.55/x
  3. Step 3: Cross multiply
    11,689,460.15x = 16,131,953.20 × 6,532,821.55
  4. Step 4: Simplify right side
    11,689,460.15x = 105,387,171,411,559.64
  5. Step 5: Solve for x
    x = 105,387,171,411,559.64/11,689,460.15
  6. Step 6: Final answer
    x = 9,015,572.15

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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.