Home / 30,806,347.64-46,232,763.72-21,067,691.16

Finding the Fourth Proportional to 30,806,347.64, 46,232,763.72 and 21,067,691.16

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Solution

The fourth proportional to 30,806,347.64, 46,232,763.72 and 21,067,691.16 is: 31,617,431.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,806,347.64 : 46,232,763.72 = 21,067,691.16 : x
  2. Step 2: Convert to fraction form
    30,806,347.64/46,232,763.72 = 21,067,691.16/x
  3. Step 3: Cross multiply
    30,806,347.64x = 46,232,763.72 × 21,067,691.16
  4. Step 4: Simplify right side
    30,806,347.64x = 974,017,587,526,212.75
  5. Step 5: Solve for x
    x = 974,017,587,526,212.75/30,806,347.64
  6. Step 6: Final answer
    x = 31,617,431.54

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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.