Home / 39,029,967.64-53,861,302.02-21,627,439.48

Finding the Fourth Proportional to 39,029,967.64, 53,861,302.02 and 21,627,439.48

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Solution

The fourth proportional to 39,029,967.64, 53,861,302.02 and 21,627,439.48 is: 29,845,836.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,029,967.64 : 53,861,302.02 = 21,627,439.48 : x
  2. Step 2: Convert to fraction form
    39,029,967.64/53,861,302.02 = 21,627,439.48/x
  3. Step 3: Cross multiply
    39,029,967.64x = 53,861,302.02 × 21,627,439.48
  4. Step 4: Simplify right side
    39,029,967.64x = 1,164,882,049,751,551.75
  5. Step 5: Solve for x
    x = 1,164,882,049,751,551.75/39,029,967.64
  6. Step 6: Final answer
    x = 29,845,836.93

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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.