Home / 72,941,623.77-109,237,097.02-41,722,662.14

Finding the Fourth Proportional to 72,941,623.77, 109,237,097.02 and 41,722,662.14

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Solution

The fourth proportional to 72,941,623.77, 109,237,097.02 and 41,722,662.14 is: 62,483,699.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,941,623.77 : 109,237,097.02 = 41,722,662.14 : x
  2. Step 2: Convert to fraction form
    72,941,623.77/109,237,097.02 = 41,722,662.14/x
  3. Step 3: Cross multiply
    72,941,623.77x = 109,237,097.02 × 41,722,662.14
  4. Step 4: Simplify right side
    72,941,623.77x = 4,557,662,492,119,861
  5. Step 5: Solve for x
    x = 4,557,662,492,119,861/72,941,623.77
  6. Step 6: Final answer
    x = 62,483,699.38

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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.