Home / 65,404,855.68-90,184,332.60-41,851,980.24

Finding the Fourth Proportional to 65,404,855.68, 90,184,332.60 and 41,851,980.24

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Solution

The fourth proportional to 65,404,855.68, 90,184,332.60 and 41,851,980.24 is: 57,708,145.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,404,855.68 : 90,184,332.60 = 41,851,980.24 : x
  2. Step 2: Convert to fraction form
    65,404,855.68/90,184,332.60 = 41,851,980.24/x
  3. Step 3: Cross multiply
    65,404,855.68x = 90,184,332.60 × 41,851,980.24
  4. Step 4: Simplify right side
    65,404,855.68x = 3,774,392,905,932,788
  5. Step 5: Solve for x
    x = 3,774,392,905,932,788/65,404,855.68
  6. Step 6: Final answer
    x = 57,708,145.16

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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.