Home / 11,556,970.60-15,940,940.08-7,432,216.63

Finding the Fourth Proportional to 11,556,970.60, 15,940,940.08 and 7,432,216.63

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Solution

The fourth proportional to 11,556,970.60, 15,940,940.08 and 7,432,216.63 is: 10,251,520.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,556,970.60 : 15,940,940.08 = 7,432,216.63 : x
  2. Step 2: Convert to fraction form
    11,556,970.60/15,940,940.08 = 7,432,216.63/x
  3. Step 3: Cross multiply
    11,556,970.60x = 15,940,940.08 × 7,432,216.63
  4. Step 4: Simplify right side
    11,556,970.60x = 118,476,519,960,409.53
  5. Step 5: Solve for x
    x = 118,476,519,960,409.53/11,556,970.60
  6. Step 6: Final answer
    x = 10,251,520.41

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1.5x scale

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.