Home / 79,277,054.40-118,887,023.52-27,447,585.12

Finding the Fourth Proportional to 79,277,054.40, 118,887,023.52 and 27,447,585.12

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Solution

The fourth proportional to 79,277,054.40, 118,887,023.52 and 27,447,585.12 is: 41,161,490.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,277,054.40 : 118,887,023.52 = 27,447,585.12 : x
  2. Step 2: Convert to fraction form
    79,277,054.40/118,887,023.52 = 27,447,585.12/x
  3. Step 3: Cross multiply
    79,277,054.40x = 118,887,023.52 × 27,447,585.12
  4. Step 4: Simplify right side
    79,277,054.40x = 3,263,161,697,728,642
  5. Step 5: Solve for x
    x = 3,263,161,697,728,642/79,277,054.40
  6. Step 6: Final answer
    x = 41,161,490.20

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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.