Home / 17,658,045.90-26,487,068.85-12,556,212.30

Finding the Fourth Proportional to 17,658,045.90, 26,487,068.85 and 12,556,212.30

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Solution

The fourth proportional to 17,658,045.90, 26,487,068.85 and 12,556,212.30 is: 18,834,318.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,658,045.90 : 26,487,068.85 = 12,556,212.30 : x
  2. Step 2: Convert to fraction form
    17,658,045.90/26,487,068.85 = 12,556,212.30/x
  3. Step 3: Cross multiply
    17,658,045.90x = 26,487,068.85 × 12,556,212.30
  4. Step 4: Simplify right side
    17,658,045.90x = 332,577,259,685,316.88
  5. Step 5: Solve for x
    x = 332,577,259,685,316.88/17,658,045.90
  6. Step 6: Final answer
    x = 18,834,318.45

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1.5x scale

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.