Home / 30,671,774.31-42,327,185.49-16,733,087.01

Finding the Fourth Proportional to 30,671,774.31, 42,327,185.49 and 16,733,087.01

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Solution

The fourth proportional to 30,671,774.31, 42,327,185.49 and 16,733,087.01 is: 23,091,734.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,671,774.31 : 42,327,185.49 = 16,733,087.01 : x
  2. Step 2: Convert to fraction form
    30,671,774.31/42,327,185.49 = 16,733,087.01/x
  3. Step 3: Cross multiply
    30,671,774.31x = 42,327,185.49 × 16,733,087.01
  4. Step 4: Simplify right side
    30,671,774.31x = 708,264,477,692,579.50
  5. Step 5: Solve for x
    x = 708,264,477,692,579.50/30,671,774.31
  6. Step 6: Final answer
    x = 23,091,734.78

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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.