Home / 53,829,288.19-74,283,469.90-30,623,920.57

Finding the Fourth Proportional to 53,829,288.19, 74,283,469.90 and 30,623,920.57

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Solution

The fourth proportional to 53,829,288.19, 74,283,469.90 and 30,623,920.57 is: 42,260,471.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,829,288.19 : 74,283,469.90 = 30,623,920.57 : x
  2. Step 2: Convert to fraction form
    53,829,288.19/74,283,469.90 = 30,623,920.57/x
  3. Step 3: Cross multiply
    53,829,288.19x = 74,283,469.90 × 30,623,920.57
  4. Step 4: Simplify right side
    53,829,288.19x = 2,274,851,081,881,586
  5. Step 5: Solve for x
    x = 2,274,851,081,881,586/53,829,288.19
  6. Step 6: Final answer
    x = 42,260,471.17

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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.