Home / 27,220,427.90-37,564,173.39-14,997,284.78

Finding the Fourth Proportional to 27,220,427.90, 37,564,173.39 and 14,997,284.78

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Solution

The fourth proportional to 27,220,427.90, 37,564,173.39 and 14,997,284.78 is: 20,696,243.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,220,427.90 : 37,564,173.39 = 14,997,284.78 : x
  2. Step 2: Convert to fraction form
    27,220,427.90/37,564,173.39 = 14,997,284.78/x
  3. Step 3: Cross multiply
    27,220,427.90x = 37,564,173.39 × 14,997,284.78
  4. Step 4: Simplify right side
    27,220,427.90x = 563,360,605,855,128
  5. Step 5: Solve for x
    x = 563,360,605,855,128/27,220,427.90
  6. Step 6: Final answer
    x = 20,696,243.57

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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.