Home / 48,384,646.20-72,529,730.10-43,282,812.60

Finding the Fourth Proportional to 48,384,646.20, 72,529,730.10 and 43,282,812.60

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Solution

The fourth proportional to 48,384,646.20, 72,529,730.10 and 43,282,812.60 is: 64,881,960.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,384,646.20 : 72,529,730.10 = 43,282,812.60 : x
  2. Step 2: Convert to fraction form
    48,384,646.20/72,529,730.10 = 43,282,812.60/x
  3. Step 3: Cross multiply
    48,384,646.20x = 72,529,730.10 × 43,282,812.60
  4. Step 4: Simplify right side
    48,384,646.20x = 3,139,290,715,846,879
  5. Step 5: Solve for x
    x = 3,139,290,715,846,879/48,384,646.20
  6. Step 6: Final answer
    x = 64,881,960.75

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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.