Home / 19,318,655.22-28,930,153.14-14,188,920.98

Finding the Fourth Proportional to 19,318,655.22, 28,930,153.14 and 14,188,920.98

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Solution

The fourth proportional to 19,318,655.22, 28,930,153.14 and 14,188,920.98 is: 21,248,252.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,318,655.22 : 28,930,153.14 = 14,188,920.98 : x
  2. Step 2: Convert to fraction form
    19,318,655.22/28,930,153.14 = 14,188,920.98/x
  3. Step 3: Cross multiply
    19,318,655.22x = 28,930,153.14 × 14,188,920.98
  4. Step 4: Simplify right side
    19,318,655.22x = 410,487,656,842,758.88
  5. Step 5: Solve for x
    x = 410,487,656,842,758.88/19,318,655.22
  6. Step 6: Final answer
    x = 21,248,252.13

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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.