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Finding the Fourth Proportional to 29,398,493.60, 44,097,740.40 and 21,294,346.40

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Solution

The fourth proportional to 29,398,493.60, 44,097,740.40 and 21,294,346.40 is: 31,941,519.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,398,493.60 : 44,097,740.40 = 21,294,346.40 : x
  2. Step 2: Convert to fraction form
    29,398,493.60/44,097,740.40 = 21,294,346.40/x
  3. Step 3: Cross multiply
    29,398,493.60x = 44,097,740.40 × 21,294,346.40
  4. Step 4: Simplify right side
    29,398,493.60x = 939,032,559,534,874.50
  5. Step 5: Solve for x
    x = 939,032,559,534,874.50/29,398,493.60
  6. Step 6: Final answer
    x = 31,941,519.60

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1.5x scale

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.