Home / 48,735,307.20-73,102,960.80-47,318,131.20

Finding the Fourth Proportional to 48,735,307.20, 73,102,960.80 and 47,318,131.20

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Solution

The fourth proportional to 48,735,307.20, 73,102,960.80 and 47,318,131.20 is: 70,977,196.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,735,307.20 : 73,102,960.80 = 47,318,131.20 : x
  2. Step 2: Convert to fraction form
    48,735,307.20/73,102,960.80 = 47,318,131.20/x
  3. Step 3: Cross multiply
    48,735,307.20x = 73,102,960.80 × 47,318,131.20
  4. Step 4: Simplify right side
    48,735,307.20x = 3,459,095,490,242,857
  5. Step 5: Solve for x
    x = 3,459,095,490,242,857/48,735,307.20
  6. Step 6: Final answer
    x = 70,977,196.80

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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.