Home / 21,830,509.20-32,749,700.40-9,052,305.60

Finding the Fourth Proportional to 21,830,509.20, 32,749,700.40 and 9,052,305.60

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Solution

The fourth proportional to 21,830,509.20, 32,749,700.40 and 9,052,305.60 is: 13,580,090.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,830,509.20 : 32,749,700.40 = 9,052,305.60 : x
  2. Step 2: Convert to fraction form
    21,830,509.20/32,749,700.40 = 9,052,305.60/x
  3. Step 3: Cross multiply
    21,830,509.20x = 32,749,700.40 × 9,052,305.60
  4. Step 4: Simplify right side
    21,830,509.20x = 296,460,296,329,242.19
  5. Step 5: Solve for x
    x = 296,460,296,329,242.19/21,830,509.20
  6. Step 6: Final answer
    x = 13,580,090.76

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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.