Home / 12,575,754.58-18,868,302.72-8,735,553.58

Finding the Fourth Proportional to 12,575,754.58, 18,868,302.72 and 8,735,553.58

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Solution

The fourth proportional to 12,575,754.58, 18,868,302.72 and 8,735,553.58 is: 13,106,574.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,575,754.58 : 18,868,302.72 = 8,735,553.58 : x
  2. Step 2: Convert to fraction form
    12,575,754.58/18,868,302.72 = 8,735,553.58/x
  3. Step 3: Cross multiply
    12,575,754.58x = 18,868,302.72 × 8,735,553.58
  4. Step 4: Simplify right side
    12,575,754.58x = 164,825,069,374,219.72
  5. Step 5: Solve for x
    x = 164,825,069,374,219.72/12,575,754.58
  6. Step 6: Final answer
    x = 13,106,574.90

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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.