Home / 15,730,609.65-23,556,056.40-12,541,963.65

Finding the Fourth Proportional to 15,730,609.65, 23,556,056.40 and 12,541,963.65

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Solution

The fourth proportional to 15,730,609.65, 23,556,056.40 and 12,541,963.65 is: 18,781,166.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,730,609.65 : 23,556,056.40 = 12,541,963.65 : x
  2. Step 2: Convert to fraction form
    15,730,609.65/23,556,056.40 = 12,541,963.65/x
  3. Step 3: Cross multiply
    15,730,609.65x = 23,556,056.40 × 12,541,963.65
  4. Step 4: Simplify right side
    15,730,609.65x = 295,439,203,106,149.88
  5. Step 5: Solve for x
    x = 295,439,203,106,149.88/15,730,609.65
  6. Step 6: Final answer
    x = 18,781,166.76

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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.