Home / 11,475,089.63-15,835,972.07-6,318,635.70

Finding the Fourth Proportional to 11,475,089.63, 15,835,972.07 and 6,318,635.70

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Solution

The fourth proportional to 11,475,089.63, 15,835,972.07 and 6,318,635.70 is: 8,719,909.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,475,089.63 : 15,835,972.07 = 6,318,635.70 : x
  2. Step 2: Convert to fraction form
    11,475,089.63/15,835,972.07 = 6,318,635.70/x
  3. Step 3: Cross multiply
    11,475,089.63x = 15,835,972.07 × 6,318,635.70
  4. Step 4: Simplify right side
    11,475,089.63x = 100,061,738,434,111.72
  5. Step 5: Solve for x
    x = 100,061,738,434,111.72/11,475,089.63
  6. Step 6: Final answer
    x = 8,719,909.10

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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.