Home / 20,723,266.40-31,084,899.60-14,676,648.80

Finding the Fourth Proportional to 20,723,266.40, 31,084,899.60 and 14,676,648.80

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Solution

The fourth proportional to 20,723,266.40, 31,084,899.60 and 14,676,648.80 is: 22,014,973.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,723,266.40 : 31,084,899.60 = 14,676,648.80 : x
  2. Step 2: Convert to fraction form
    20,723,266.40/31,084,899.60 = 14,676,648.80/x
  3. Step 3: Cross multiply
    20,723,266.40x = 31,084,899.60 × 14,676,648.80
  4. Step 4: Simplify right side
    20,723,266.40x = 456,222,154,412,460.50
  5. Step 5: Solve for x
    x = 456,222,154,412,460.50/20,723,266.40
  6. Step 6: Final answer
    x = 22,014,973.20

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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.