Home / 42,640,216.89-58,843,499.35-23,061,105.17

Finding the Fourth Proportional to 42,640,216.89, 58,843,499.35 and 23,061,105.17

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Solution

The fourth proportional to 42,640,216.89, 58,843,499.35 and 23,061,105.17 is: 31,824,325.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,640,216.89 : 58,843,499.35 = 23,061,105.17 : x
  2. Step 2: Convert to fraction form
    42,640,216.89/58,843,499.35 = 23,061,105.17/x
  3. Step 3: Cross multiply
    42,640,216.89x = 58,843,499.35 × 23,061,105.17
  4. Step 4: Simplify right side
    42,640,216.89x = 1,356,996,126,786,959
  5. Step 5: Solve for x
    x = 1,356,996,126,786,959/42,640,216.89
  6. Step 6: Final answer
    x = 31,824,325.15

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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.