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Finding the Fourth Proportional to 62,408,662.80, 93,550,008.60 and 28,354,448.40

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Solution

The fourth proportional to 62,408,662.80, 93,550,008.60 and 28,354,448.40 is: 42,503,056.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,408,662.80 : 93,550,008.60 = 28,354,448.40 : x
  2. Step 2: Convert to fraction form
    62,408,662.80/93,550,008.60 = 28,354,448.40/x
  3. Step 3: Cross multiply
    62,408,662.80x = 93,550,008.60 × 28,354,448.40
  4. Step 4: Simplify right side
    62,408,662.80x = 2,652,558,891,668,256
  5. Step 5: Solve for x
    x = 2,652,558,891,668,256/62,408,662.80
  6. Step 6: Final answer
    x = 42,503,056.03

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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.