Home / 27,012,340.25-37,280,587.07-15,407,243.45

Finding the Fourth Proportional to 27,012,340.25, 37,280,587.07 and 15,407,243.45

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Solution

The fourth proportional to 27,012,340.25, 37,280,587.07 and 15,407,243.45 is: 21,264,025.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,012,340.25 : 37,280,587.07 = 15,407,243.45 : x
  2. Step 2: Convert to fraction form
    27,012,340.25/37,280,587.07 = 15,407,243.45/x
  3. Step 3: Cross multiply
    27,012,340.25x = 37,280,587.07 × 15,407,243.45
  4. Step 4: Simplify right side
    27,012,340.25x = 574,391,080,946,412.12
  5. Step 5: Solve for x
    x = 574,391,080,946,412.12/27,012,340.25
  6. Step 6: Final answer
    x = 21,264,025.09

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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.