Home / 7,815,157.56-11,708,564.40-7,645,096.44

Finding the Fourth Proportional to 7,815,157.56, 11,708,564.40 and 7,645,096.44

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Solution

The fourth proportional to 7,815,157.56, 11,708,564.40 and 7,645,096.44 is: 11,453,781.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,815,157.56 : 11,708,564.40 = 7,645,096.44 : x
  2. Step 2: Convert to fraction form
    7,815,157.56/11,708,564.40 = 7,645,096.44/x
  3. Step 3: Cross multiply
    7,815,157.56x = 11,708,564.40 × 7,645,096.44
  4. Step 4: Simplify right side
    7,815,157.56x = 89,513,104,011,950.75
  5. Step 5: Solve for x
    x = 89,513,104,011,950.75/7,815,157.56
  6. Step 6: Final answer
    x = 11,453,781.11

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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.