Home / 28,895,411.40-39,874,143.72-16,503,068.52

Finding the Fourth Proportional to 28,895,411.40, 39,874,143.72 and 16,503,068.52

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Solution

The fourth proportional to 28,895,411.40, 39,874,143.72 and 16,503,068.52 is: 22,773,364.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,895,411.40 : 39,874,143.72 = 16,503,068.52 : x
  2. Step 2: Convert to fraction form
    28,895,411.40/39,874,143.72 = 16,503,068.52/x
  3. Step 3: Cross multiply
    28,895,411.40x = 39,874,143.72 × 16,503,068.52
  4. Step 4: Simplify right side
    28,895,411.40x = 658,045,725,987,487.62
  5. Step 5: Solve for x
    x = 658,045,725,987,487.62/28,895,411.40
  6. Step 6: Final answer
    x = 22,773,364.15

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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.