Home / 21,546,723.40-32,320,085.10-13,484,566.60

Finding the Fourth Proportional to 21,546,723.40, 32,320,085.10 and 13,484,566.60

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Solution

The fourth proportional to 21,546,723.40, 32,320,085.10 and 13,484,566.60 is: 20,226,849.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,546,723.40 : 32,320,085.10 = 13,484,566.60 : x
  2. Step 2: Convert to fraction form
    21,546,723.40/32,320,085.10 = 13,484,566.60/x
  3. Step 3: Cross multiply
    21,546,723.40x = 32,320,085.10 × 13,484,566.60
  4. Step 4: Simplify right side
    21,546,723.40x = 435,822,340,048,617.69
  5. Step 5: Solve for x
    x = 435,822,340,048,617.69/21,546,723.40
  6. Step 6: Final answer
    x = 20,226,849.90

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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.