Home / 12,482,051.40-18,723,077.10-10,354,537.80

Finding the Fourth Proportional to 12,482,051.40, 18,723,077.10 and 10,354,537.80

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Solution

The fourth proportional to 12,482,051.40, 18,723,077.10 and 10,354,537.80 is: 15,531,806.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,482,051.40 : 18,723,077.10 = 10,354,537.80 : x
  2. Step 2: Convert to fraction form
    12,482,051.40/18,723,077.10 = 10,354,537.80/x
  3. Step 3: Cross multiply
    12,482,051.40x = 18,723,077.10 × 10,354,537.80
  4. Step 4: Simplify right side
    12,482,051.40x = 193,868,809,564,264.41
  5. Step 5: Solve for x
    x = 193,868,809,564,264.41/12,482,051.40
  6. Step 6: Final answer
    x = 15,531,806.70

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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.