Home / 27,551,417.72-41,301,541.71-12,190,503.11

Finding the Fourth Proportional to 27,551,417.72, 41,301,541.71 and 12,190,503.11

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Solution

The fourth proportional to 27,551,417.72, 41,301,541.71 and 12,190,503.11 is: 18,274,434.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,551,417.72 : 41,301,541.71 = 12,190,503.11 : x
  2. Step 2: Convert to fraction form
    27,551,417.72/41,301,541.71 = 12,190,503.11/x
  3. Step 3: Cross multiply
    27,551,417.72x = 41,301,541.71 × 12,190,503.11
  4. Step 4: Simplify right side
    27,551,417.72x = 503,486,572,457,042.06
  5. Step 5: Solve for x
    x = 503,486,572,457,042.06/27,551,417.72
  6. Step 6: Final answer
    x = 18,274,434.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.