Home / 20,403,964.60-30,535,088.10-14,026,672.60

Finding the Fourth Proportional to 20,403,964.60, 30,535,088.10 and 14,026,672.60

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Solution

The fourth proportional to 20,403,964.60, 30,535,088.10 and 14,026,672.60 is: 20,991,297.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,403,964.60 : 30,535,088.10 = 14,026,672.60 : x
  2. Step 2: Convert to fraction form
    20,403,964.60/30,535,088.10 = 14,026,672.60/x
  3. Step 3: Cross multiply
    20,403,964.60x = 30,535,088.10 × 14,026,672.60
  4. Step 4: Simplify right side
    20,403,964.60x = 428,305,683,590,856.06
  5. Step 5: Solve for x
    x = 428,305,683,590,856.06/20,403,964.60
  6. Step 6: Final answer
    x = 20,991,297.13

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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.