Home / 30,208,733.70-41,687,928.09-16,457,655.30

Finding the Fourth Proportional to 30,208,733.70, 41,687,928.09 and 16,457,655.30

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Solution

The fourth proportional to 30,208,733.70, 41,687,928.09 and 16,457,655.30 is: 22,711,496.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,208,733.70 : 41,687,928.09 = 16,457,655.30 : x
  2. Step 2: Convert to fraction form
    30,208,733.70/41,687,928.09 = 16,457,655.30/x
  3. Step 3: Cross multiply
    30,208,733.70x = 41,687,928.09 × 16,457,655.30
  4. Step 4: Simplify right side
    30,208,733.70x = 686,085,550,676,407.50
  5. Step 5: Solve for x
    x = 686,085,550,676,407.50/30,208,733.70
  6. Step 6: Final answer
    x = 22,711,496.53

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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.