Home / 20,328,344.19-30,492,909.33-4,975,768.20

Finding the Fourth Proportional to 20,328,344.19, 30,492,909.33 and 4,975,768.20

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Solution

The fourth proportional to 20,328,344.19, 30,492,909.33 and 4,975,768.20 is: 7,463,748.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,328,344.19 : 30,492,909.33 = 4,975,768.20 : x
  2. Step 2: Convert to fraction form
    20,328,344.19/30,492,909.33 = 4,975,768.20/x
  3. Step 3: Cross multiply
    20,328,344.19x = 30,492,909.33 × 4,975,768.20
  4. Step 4: Simplify right side
    20,328,344.19x = 151,725,648,569,697.31
  5. Step 5: Solve for x
    x = 151,725,648,569,697.31/20,328,344.19
  6. Step 6: Final answer
    x = 7,463,748.51

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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.