Home / 18,918,898.73-26,108,079.25-10,217,070.50

Finding the Fourth Proportional to 18,918,898.73, 26,108,079.25 and 10,217,070.50

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Solution

The fourth proportional to 18,918,898.73, 26,108,079.25 and 10,217,070.50 is: 14,099,556.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,918,898.73 : 26,108,079.25 = 10,217,070.50 : x
  2. Step 2: Convert to fraction form
    18,918,898.73/26,108,079.25 = 10,217,070.50/x
  3. Step 3: Cross multiply
    18,918,898.73x = 26,108,079.25 × 10,217,070.50
  4. Step 4: Simplify right side
    18,918,898.73x = 266,748,086,265,751.78
  5. Step 5: Solve for x
    x = 266,748,086,265,751.78/18,918,898.73
  6. Step 6: Final answer
    x = 14,099,556.75

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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.