Home / 21,726,656.30-32,589,984.45-9,782,720.30

Finding the Fourth Proportional to 21,726,656.30, 32,589,984.45 and 9,782,720.30

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Solution

The fourth proportional to 21,726,656.30, 32,589,984.45 and 9,782,720.30 is: 14,674,080.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,726,656.30 : 32,589,984.45 = 9,782,720.30 : x
  2. Step 2: Convert to fraction form
    21,726,656.30/32,589,984.45 = 9,782,720.30/x
  3. Step 3: Cross multiply
    21,726,656.30x = 32,589,984.45 × 9,782,720.30
  4. Step 4: Simplify right side
    21,726,656.30x = 318,818,702,455,699.38
  5. Step 5: Solve for x
    x = 318,818,702,455,699.38/21,726,656.30
  6. Step 6: Final answer
    x = 14,674,080.45

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Double scale
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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.