Home / 83,561,302.64-115,315,015.01-52,217,551.95

Finding the Fourth Proportional to 83,561,302.64, 115,315,015.01 and 52,217,551.95

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Solution

The fourth proportional to 83,561,302.64, 115,315,015.01 and 52,217,551.95 is: 72,060,482.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,561,302.64 : 115,315,015.01 = 52,217,551.95 : x
  2. Step 2: Convert to fraction form
    83,561,302.64/115,315,015.01 = 52,217,551.95/x
  3. Step 3: Cross multiply
    83,561,302.64x = 115,315,015.01 × 52,217,551.95
  4. Step 4: Simplify right side
    83,561,302.64x = 6,021,467,786,638,617
  5. Step 5: Solve for x
    x = 6,021,467,786,638,617/83,561,302.64
  6. Step 6: Final answer
    x = 72,060,482.51

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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.