Home / 6,635,665.02-9,155,027.79-5,409,863.16

Finding the Fourth Proportional to 6,635,665.02, 9,155,027.79 and 5,409,863.16

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Solution

The fourth proportional to 6,635,665.02, 9,155,027.79 and 5,409,863.16 is: 7,463,825.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,635,665.02 : 9,155,027.79 = 5,409,863.16 : x
  2. Step 2: Convert to fraction form
    6,635,665.02/9,155,027.79 = 5,409,863.16/x
  3. Step 3: Cross multiply
    6,635,665.02x = 9,155,027.79 × 5,409,863.16
  4. Step 4: Simplify right side
    6,635,665.02x = 49,527,447,569,897.21
  5. Step 5: Solve for x
    x = 49,527,447,569,897.21/6,635,665.02
  6. Step 6: Final answer
    x = 7,463,825.77

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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.