Home / 13,614,332.23-18,788,172.20-7,503,154.39

Finding the Fourth Proportional to 13,614,332.23, 18,788,172.20 and 7,503,154.39

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Solution

The fourth proportional to 13,614,332.23, 18,788,172.20 and 7,503,154.39 is: 10,354,570.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,614,332.23 : 18,788,172.20 = 7,503,154.39 : x
  2. Step 2: Convert to fraction form
    13,614,332.23/18,788,172.20 = 7,503,154.39/x
  3. Step 3: Cross multiply
    13,614,332.23x = 18,788,172.20 × 7,503,154.39
  4. Step 4: Simplify right side
    13,614,332.23x = 140,970,556,666,156.59
  5. Step 5: Solve for x
    x = 140,970,556,666,156.59/13,614,332.23
  6. Step 6: Final answer
    x = 10,354,570.05

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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.