Home / 20,347,270.30-30,520,905.45-14,926,572.10

Finding the Fourth Proportional to 20,347,270.30, 30,520,905.45 and 14,926,572.10

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Solution

The fourth proportional to 20,347,270.30, 30,520,905.45 and 14,926,572.10 is: 22,389,858.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,347,270.30 : 30,520,905.45 = 14,926,572.10 : x
  2. Step 2: Convert to fraction form
    20,347,270.30/30,520,905.45 = 14,926,572.10/x
  3. Step 3: Cross multiply
    20,347,270.30x = 30,520,905.45 × 14,926,572.10
  4. Step 4: Simplify right side
    20,347,270.30x = 455,572,495,756,707.94
  5. Step 5: Solve for x
    x = 455,572,495,756,707.94/20,347,270.30
  6. Step 6: Final answer
    x = 22,389,858.15

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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.