Home / 72,062,847.68-99,453,843.08-41,127,645.20

Finding the Fourth Proportional to 72,062,847.68, 99,453,843.08 and 41,127,645.20

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Solution

The fourth proportional to 72,062,847.68, 99,453,843.08 and 41,127,645.20 is: 56,760,210.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,062,847.68 : 99,453,843.08 = 41,127,645.20 : x
  2. Step 2: Convert to fraction form
    72,062,847.68/99,453,843.08 = 41,127,645.20/x
  3. Step 3: Cross multiply
    72,062,847.68x = 99,453,843.08 × 41,127,645.20
  4. Step 4: Simplify right side
    72,062,847.68x = 4,090,302,371,970,715.50
  5. Step 5: Solve for x
    x = 4,090,302,371,970,715.50/72,062,847.68
  6. Step 6: Final answer
    x = 56,760,210.06

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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.