Home / 52,359,242.40-78,538,863.60-16,457,450.40

Finding the Fourth Proportional to 52,359,242.40, 78,538,863.60 and 16,457,450.40

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Solution

The fourth proportional to 52,359,242.40, 78,538,863.60 and 16,457,450.40 is: 24,686,175.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,359,242.40 : 78,538,863.60 = 16,457,450.40 : x
  2. Step 2: Convert to fraction form
    52,359,242.40/78,538,863.60 = 16,457,450.40/x
  3. Step 3: Cross multiply
    52,359,242.40x = 78,538,863.60 × 16,457,450.40
  4. Step 4: Simplify right side
    52,359,242.40x = 1,292,549,452,169,365.25
  5. Step 5: Solve for x
    x = 1,292,549,452,169,365.25/52,359,242.40
  6. Step 6: Final answer
    x = 24,686,175.60

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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.