Home / 51,124,991.40-76,687,487.10-39,703,602.60

Finding the Fourth Proportional to 51,124,991.40, 76,687,487.10 and 39,703,602.60

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Solution

The fourth proportional to 51,124,991.40, 76,687,487.10 and 39,703,602.60 is: 59,555,403.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,124,991.40 : 76,687,487.10 = 39,703,602.60 : x
  2. Step 2: Convert to fraction form
    51,124,991.40/76,687,487.10 = 39,703,602.60/x
  3. Step 3: Cross multiply
    51,124,991.40x = 76,687,487.10 × 39,703,602.60
  4. Step 4: Simplify right side
    51,124,991.40x = 3,044,769,512,211,026.50
  5. Step 5: Solve for x
    x = 3,044,769,512,211,026.50/51,124,991.40
  6. Step 6: Final answer
    x = 59,555,403.90

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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.