Home / 8,795,556.50-13,133,173.70-7,878,820.76

Finding the Fourth Proportional to 8,795,556.50, 13,133,173.70 and 7,878,820.76

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Solution

The fourth proportional to 8,795,556.50, 13,133,173.70 and 7,878,820.76 is: 11,764,340.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,795,556.50 : 13,133,173.70 = 7,878,820.76 : x
  2. Step 2: Convert to fraction form
    8,795,556.50/13,133,173.70 = 7,878,820.76/x
  3. Step 3: Cross multiply
    8,795,556.50x = 13,133,173.70 × 7,878,820.76
  4. Step 4: Simplify right side
    8,795,556.50x = 103,473,921,592,246
  5. Step 5: Solve for x
    x = 103,473,921,592,246/8,795,556.50
  6. Step 6: Final answer
    x = 11,764,340.50

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.