Home / 49,788,885.60-74,795,302.80-47,885,320.80

Finding the Fourth Proportional to 49,788,885.60, 74,795,302.80 and 47,885,320.80

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Solution

The fourth proportional to 49,788,885.60, 74,795,302.80 and 47,885,320.80 is: 71,935,674.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,788,885.60 : 74,795,302.80 = 47,885,320.80 : x
  2. Step 2: Convert to fraction form
    49,788,885.60/74,795,302.80 = 47,885,320.80/x
  3. Step 3: Cross multiply
    49,788,885.60x = 74,795,302.80 × 47,885,320.80
  4. Step 4: Simplify right side
    49,788,885.60x = 3,581,597,068,911,138
  5. Step 5: Solve for x
    x = 3,581,597,068,911,138/49,788,885.60
  6. Step 6: Final answer
    x = 71,935,674.51

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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.