Home / 75,800,772.02-104,605,378.67-40,993,461.74

Finding the Fourth Proportional to 75,800,772.02, 104,605,378.67 and 40,993,461.74

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Solution

The fourth proportional to 75,800,772.02, 104,605,378.67 and 40,993,461.74 is: 56,571,146.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,800,772.02 : 104,605,378.67 = 40,993,461.74 : x
  2. Step 2: Convert to fraction form
    75,800,772.02/104,605,378.67 = 40,993,461.74/x
  3. Step 3: Cross multiply
    75,800,772.02x = 104,605,378.67 × 40,993,461.74
  4. Step 4: Simplify right side
    75,800,772.02x = 4,288,136,588,363,403.50
  5. Step 5: Solve for x
    x = 4,288,136,588,363,403.50/75,800,772.02
  6. Step 6: Final answer
    x = 56,571,146.62

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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.