Home / 75,586,430.40-113,379,645.60-52,407,729.60

Finding the Fourth Proportional to 75,586,430.40, 113,379,645.60 and 52,407,729.60

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Solution

The fourth proportional to 75,586,430.40, 113,379,645.60 and 52,407,729.60 is: 78,611,594.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,586,430.40 : 113,379,645.60 = 52,407,729.60 : x
  2. Step 2: Convert to fraction form
    75,586,430.40/113,379,645.60 = 52,407,729.60/x
  3. Step 3: Cross multiply
    75,586,430.40x = 113,379,645.60 × 52,407,729.60
  4. Step 4: Simplify right side
    75,586,430.40x = 5,941,969,808,748,630
  5. Step 5: Solve for x
    x = 5,941,969,808,748,630/75,586,430.40
  6. Step 6: Final answer
    x = 78,611,594.40

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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.