Home / 28,241,934.98-42,343,562.78-14,382,064.94

Finding the Fourth Proportional to 28,241,934.98, 42,343,562.78 and 14,382,064.94

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Solution

The fourth proportional to 28,241,934.98, 42,343,562.78 and 14,382,064.94 is: 21,563,248.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,241,934.98 : 42,343,562.78 = 14,382,064.94 : x
  2. Step 2: Convert to fraction form
    28,241,934.98/42,343,562.78 = 14,382,064.94/x
  3. Step 3: Cross multiply
    28,241,934.98x = 42,343,562.78 × 14,382,064.94
  4. Step 4: Simplify right side
    28,241,934.98x = 608,987,869,839,604.75
  5. Step 5: Solve for x
    x = 608,987,869,839,604.75/28,241,934.98
  6. Step 6: Final answer
    x = 21,563,248.78

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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.