Home / 20,402,822.10-30,533,374.35-14,025,530.10

Finding the Fourth Proportional to 20,402,822.10, 30,533,374.35 and 14,025,530.10

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Solution

The fourth proportional to 20,402,822.10, 30,533,374.35 and 14,025,530.10 is: 20,989,584.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,402,822.10 : 30,533,374.35 = 14,025,530.10 : x
  2. Step 2: Convert to fraction form
    20,402,822.10/30,533,374.35 = 14,025,530.10/x
  3. Step 3: Cross multiply
    20,402,822.10x = 30,533,374.35 × 14,025,530.10
  4. Step 4: Simplify right side
    20,402,822.10x = 428,246,761,000,492.94
  5. Step 5: Solve for x
    x = 428,246,761,000,492.94/20,402,822.10
  6. Step 6: Final answer
    x = 20,989,584.62

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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.