Home / 28,897,833.60-39,877,478.28-16,505,493.48

Finding the Fourth Proportional to 28,897,833.60, 39,877,478.28 and 16,505,493.48

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Solution

The fourth proportional to 28,897,833.60, 39,877,478.28 and 16,505,493.48 is: 22,776,705.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,897,833.60 : 39,877,478.28 = 16,505,493.48 : x
  2. Step 2: Convert to fraction form
    28,897,833.60/39,877,478.28 = 16,505,493.48/x
  3. Step 3: Cross multiply
    28,897,833.60x = 39,877,478.28 × 16,505,493.48
  4. Step 4: Simplify right side
    28,897,833.60x = 658,197,457,749,381.62
  5. Step 5: Solve for x
    x = 658,197,457,749,381.62/28,897,833.60
  6. Step 6: Final answer
    x = 22,776,705.92

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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.