Home / 13,749,041.50-20,623,430.94-8,359,180

Finding the Fourth Proportional to 13,749,041.50, 20,623,430.94 and 8,359,180

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Solution

The fourth proportional to 13,749,041.50, 20,623,430.94 and 8,359,180 is: 12,538,690.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,749,041.50 : 20,623,430.94 = 8,359,180 : x
  2. Step 2: Convert to fraction form
    13,749,041.50/20,623,430.94 = 8,359,180/x
  3. Step 3: Cross multiply
    13,749,041.50x = 20,623,430.94 × 8,359,180
  4. Step 4: Simplify right side
    13,749,041.50x = 172,394,971,445,029.22
  5. Step 5: Solve for x
    x = 172,394,971,445,029.22/13,749,041.50
  6. Step 6: Final answer
    x = 12,538,690.17

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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.