Home / 27,459,353.09-37,893,053.62-15,069,128

Finding the Fourth Proportional to 27,459,353.09, 37,893,053.62 and 15,069,128

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Solution

The fourth proportional to 27,459,353.09, 37,893,053.62 and 15,069,128 is: 20,794,928.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,459,353.09 : 37,893,053.62 = 15,069,128 : x
  2. Step 2: Convert to fraction form
    27,459,353.09/37,893,053.62 = 15,069,128/x
  3. Step 3: Cross multiply
    27,459,353.09x = 37,893,053.62 × 15,069,128
  4. Step 4: Simplify right side
    27,459,353.09x = 571,015,275,310,643.38
  5. Step 5: Solve for x
    x = 571,015,275,310,643.38/27,459,353.09
  6. Step 6: Final answer
    x = 20,794,928.18

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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.