Home / 71,732,904.25-99,021,952.56-48,225,074.67

Finding the Fourth Proportional to 71,732,904.25, 99,021,952.56 and 48,225,074.67

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Solution

The fourth proportional to 71,732,904.25, 99,021,952.56 and 48,225,074.67 is: 66,571,137.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,732,904.25 : 99,021,952.56 = 48,225,074.67 : x
  2. Step 2: Convert to fraction form
    71,732,904.25/99,021,952.56 = 48,225,074.67/x
  3. Step 3: Cross multiply
    71,732,904.25x = 99,021,952.56 × 48,225,074.67
  4. Step 4: Simplify right side
    71,732,904.25x = 4,775,341,056,252,969
  5. Step 5: Solve for x
    x = 4,775,341,056,252,969/71,732,904.25
  6. Step 6: Final answer
    x = 66,571,137.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.