Home / 27,793,353.36-38,354,831.28-15,404,246.64

Finding the Fourth Proportional to 27,793,353.36, 38,354,831.28 and 15,404,246.64

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Solution

The fourth proportional to 27,793,353.36, 38,354,831.28 and 15,404,246.64 is: 21,257,862.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,793,353.36 : 38,354,831.28 = 15,404,246.64 : x
  2. Step 2: Convert to fraction form
    27,793,353.36/38,354,831.28 = 15,404,246.64/x
  3. Step 3: Cross multiply
    27,793,353.36x = 38,354,831.28 × 15,404,246.64
  4. Step 4: Simplify right side
    27,793,353.36x = 590,827,280,872,707
  5. Step 5: Solve for x
    x = 590,827,280,872,707/27,793,353.36
  6. Step 6: Final answer
    x = 21,257,862.38

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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.