Home / 65,088,941.55-89,816,802.87-38,622,735.06

Finding the Fourth Proportional to 65,088,941.55, 89,816,802.87 and 38,622,735.06

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Solution

The fourth proportional to 65,088,941.55, 89,816,802.87 and 38,622,735.06 is: 53,295,851.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,088,941.55 : 89,816,802.87 = 38,622,735.06 : x
  2. Step 2: Convert to fraction form
    65,088,941.55/89,816,802.87 = 38,622,735.06/x
  3. Step 3: Cross multiply
    65,088,941.55x = 89,816,802.87 × 38,622,735.06
  4. Step 4: Simplify right side
    65,088,941.55x = 3,468,970,580,775,027
  5. Step 5: Solve for x
    x = 3,468,970,580,775,027/65,088,941.55
  6. Step 6: Final answer
    x = 53,295,851.77

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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.