Home / 27,508,015.16-37,961,971.44-15,118,547.78

Finding the Fourth Proportional to 27,508,015.16, 37,961,971.44 and 15,118,547.78

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Solution

The fourth proportional to 27,508,015.16, 37,961,971.44 and 15,118,547.78 is: 20,864,096.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,508,015.16 : 37,961,971.44 = 15,118,547.78 : x
  2. Step 2: Convert to fraction form
    27,508,015.16/37,961,971.44 = 15,118,547.78/x
  3. Step 3: Cross multiply
    27,508,015.16x = 37,961,971.44 × 15,118,547.78
  4. Step 4: Simplify right side
    27,508,015.16x = 573,929,879,038,635.38
  5. Step 5: Solve for x
    x = 573,929,879,038,635.38/27,508,015.16
  6. Step 6: Final answer
    x = 20,864,096.36

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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.