Home / 48,340,870.20-72,362,006.10-28,085,945.40

Finding the Fourth Proportional to 48,340,870.20, 72,362,006.10 and 28,085,945.40

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Solution

The fourth proportional to 48,340,870.20, 72,362,006.10 and 28,085,945.40 is: 42,042,175.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,340,870.20 : 72,362,006.10 = 28,085,945.40 : x
  2. Step 2: Convert to fraction form
    48,340,870.20/72,362,006.10 = 28,085,945.40/x
  3. Step 3: Cross multiply
    48,340,870.20x = 72,362,006.10 × 28,085,945.40
  4. Step 4: Simplify right side
    48,340,870.20x = 2,032,355,352,359,066.75
  5. Step 5: Solve for x
    x = 2,032,355,352,359,066.75/48,340,870.20
  6. Step 6: Final answer
    x = 42,042,175.57

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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.