Home / 20,074,328.55-30,111,492.83-14,447,614.95

Finding the Fourth Proportional to 20,074,328.55, 30,111,492.83 and 14,447,614.95

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Solution

The fourth proportional to 20,074,328.55, 30,111,492.83 and 14,447,614.95 is: 21,671,422.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,074,328.55 : 30,111,492.83 = 14,447,614.95 : x
  2. Step 2: Convert to fraction form
    20,074,328.55/30,111,492.83 = 14,447,614.95/x
  3. Step 3: Cross multiply
    20,074,328.55x = 30,111,492.83 × 14,447,614.95
  4. Step 4: Simplify right side
    20,074,328.55x = 435,039,253,905,287.69
  5. Step 5: Solve for x
    x = 435,039,253,905,287.69/20,074,328.55
  6. Step 6: Final answer
    x = 21,671,422.43

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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.