Home / 30,208,733.20-41,687,927.40-16,457,654.80

Finding the Fourth Proportional to 30,208,733.20, 41,687,927.40 and 16,457,654.80

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Solution

The fourth proportional to 30,208,733.20, 41,687,927.40 and 16,457,654.80 is: 22,711,495.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,208,733.20 : 41,687,927.40 = 16,457,654.80 : x
  2. Step 2: Convert to fraction form
    30,208,733.20/41,687,927.40 = 16,457,654.80/x
  3. Step 3: Cross multiply
    30,208,733.20x = 41,687,927.40 × 16,457,654.80
  4. Step 4: Simplify right side
    30,208,733.20x = 686,085,518,476,661.50
  5. Step 5: Solve for x
    x = 686,085,518,476,661.50/30,208,733.20
  6. Step 6: Final answer
    x = 22,711,495.84

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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.