Home / 7,920,693.56-11,882,381.64-2,731,894.16

Finding the Fourth Proportional to 7,920,693.56, 11,882,381.64 and 2,731,894.16

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Solution

The fourth proportional to 7,920,693.56, 11,882,381.64 and 2,731,894.16 is: 4,098,303.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,920,693.56 : 11,882,381.64 = 2,731,894.16 : x
  2. Step 2: Convert to fraction form
    7,920,693.56/11,882,381.64 = 2,731,894.16/x
  3. Step 3: Cross multiply
    7,920,693.56x = 11,882,381.64 × 2,731,894.16
  4. Step 4: Simplify right side
    7,920,693.56x = 32,461,409,009,207.23
  5. Step 5: Solve for x
    x = 32,461,409,009,207.23/7,920,693.56
  6. Step 6: Final answer
    x = 4,098,303.86

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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.