Home / 20,274,319.71-30,422,403.63-14,735,457.90

Finding the Fourth Proportional to 20,274,319.71, 30,422,403.63 and 14,735,457.90

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Solution

The fourth proportional to 20,274,319.71, 30,422,403.63 and 14,735,457.90 is: 22,111,126.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,274,319.71 : 30,422,403.63 = 14,735,457.90 : x
  2. Step 2: Convert to fraction form
    20,274,319.71/30,422,403.63 = 14,735,457.90/x
  3. Step 3: Cross multiply
    20,274,319.71x = 30,422,403.63 × 14,735,457.90
  4. Step 4: Simplify right side
    20,274,319.71x = 448,288,047,906,672.19
  5. Step 5: Solve for x
    x = 448,288,047,906,672.19/20,274,319.71
  6. Step 6: Final answer
    x = 22,111,126.50

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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.