Home / 21,554,577.40-32,331,866.10-8,768,500.60

Finding the Fourth Proportional to 21,554,577.40, 32,331,866.10 and 8,768,500.60

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Solution

The fourth proportional to 21,554,577.40, 32,331,866.10 and 8,768,500.60 is: 13,152,750.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,554,577.40 : 32,331,866.10 = 8,768,500.60 : x
  2. Step 2: Convert to fraction form
    21,554,577.40/32,331,866.10 = 8,768,500.60/x
  3. Step 3: Cross multiply
    21,554,577.40x = 32,331,866.10 × 8,768,500.60
  4. Step 4: Simplify right side
    21,554,577.40x = 283,501,987,296,969.69
  5. Step 5: Solve for x
    x = 283,501,987,296,969.69/21,554,577.40
  6. Step 6: Final answer
    x = 13,152,750.90

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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.