Home / 35,212,876.40-52,819,314.60-12,490,821.20

Finding the Fourth Proportional to 35,212,876.40, 52,819,314.60 and 12,490,821.20

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Solution

The fourth proportional to 35,212,876.40, 52,819,314.60 and 12,490,821.20 is: 18,736,231.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,212,876.40 : 52,819,314.60 = 12,490,821.20 : x
  2. Step 2: Convert to fraction form
    35,212,876.40/52,819,314.60 = 12,490,821.20/x
  3. Step 3: Cross multiply
    35,212,876.40x = 52,819,314.60 × 12,490,821.20
  4. Step 4: Simplify right side
    35,212,876.40x = 659,756,614,575,149.50
  5. Step 5: Solve for x
    x = 659,756,614,575,149.50/35,212,876.40
  6. Step 6: Final answer
    x = 18,736,231.80

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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.