Home / 42,633,211.60-63,865,836.60-39,609,902.80

Finding the Fourth Proportional to 42,633,211.60, 63,865,836.60 and 39,609,902.80

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Solution

The fourth proportional to 42,633,211.60, 63,865,836.60 and 39,609,902.80 is: 59,336,828.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,633,211.60 : 63,865,836.60 = 39,609,902.80 : x
  2. Step 2: Convert to fraction form
    42,633,211.60/63,865,836.60 = 39,609,902.80/x
  3. Step 3: Cross multiply
    42,633,211.60x = 63,865,836.60 × 39,609,902.80
  4. Step 4: Simplify right side
    42,633,211.60x = 2,529,719,579,966,682.50
  5. Step 5: Solve for x
    x = 2,529,719,579,966,682.50/42,633,211.60
  6. Step 6: Final answer
    x = 59,336,828.85

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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.