Home / 31,330,077.78-46,987,143.02-9,760,659.06

Finding the Fourth Proportional to 31,330,077.78, 46,987,143.02 and 9,760,659.06

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Solution

The fourth proportional to 31,330,077.78, 46,987,143.02 and 9,760,659.06 is: 14,638,504.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,330,077.78 : 46,987,143.02 = 9,760,659.06 : x
  2. Step 2: Convert to fraction form
    31,330,077.78/46,987,143.02 = 9,760,659.06/x
  3. Step 3: Cross multiply
    31,330,077.78x = 46,987,143.02 × 9,760,659.06
  4. Step 4: Simplify right side
    31,330,077.78x = 458,625,483,221,678.81
  5. Step 5: Solve for x
    x = 458,625,483,221,678.81/31,330,077.78
  6. Step 6: Final answer
    x = 14,638,504.46

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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.